18680326938

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4513}}^1$

素因数の和:4586

約数の個数: 216

約数和(自身を含む): 53524673748

約数和(自身を除く): 34844346810

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 49, 57, 63, 78, 91, 98, 114, 117, 126, 133, 147, 171, 182, 234, 247, 266, 273, 294, 342, 361, 399, 441, 494, 546, 637, 722, 741, 798, 819, 882, 931, 1083, 1197, 1274, 1482, 1638, 1729, 1862, 1911, 2166, 2223, 2394, 2527, 2793, 3249, 3458, 3822, 4446, 4513, 4693, 5054, 5187, 5586, 5733, 6498, 7581, 8379, 9026, 9386, 10374, 11466, 12103, 13539, 14079, 15162, 15561, 16758, 17689, 22743, 24206, 27078, 28158, 31122, 31591, 32851, 35378, 36309, 40617, 42237, 45486, 53067, 58669, 63182, 65702, 72618, 81234, 84474, 85747, 94773, 98553, 106134, 108927, 117338, 159201, 171494, 176007, 189546, 197106, 217854, 221137, 229957, 257241, 284319, 295659, 318402, 352014, 410683, 442274, 459914, 514482, 528021, 568638, 591318, 600229, 663411, 689871, 771723, 821366, 1056042, 1114711, 1200458, 1232049, 1326822, 1379742, 1543446, 1629193, 1800687, 1990233, 2069613, 2229422, 2464098, 2874781, 3258386, 3344133, 3601374, 3696147, 3980466, 4139226, 4201603, 4887579, 5402061, 5749562, 6688266, 7392294, 7802977, 8403206, 8624343, 9775158, 10032399, 10804122, 11404351, 12604809, 14662737, 15605954, 17248686, 20064798, 21179509, 22808702, 23408931, 25209618, 25873029, 29325474, 34213053, 37814427, 42359018, 46817862, 51746058, 54620839, 63538527, 68426106, 70226793, 75628854, 79830457, 102639159, 109241678, 127077054, 140453586, 148256563, 159660914, 163862517, 190615581, 205278318, 239491371, 296513126, 327725034, 381231162, 444769689, 478982742, 491587551, 718474113, 889539378, 983175102, 1037795941, 1334309067, 1436948226, 2075591882, 2668618134, 3113387823, 6226775646, 9340163469, 18680326938]

約数ペア:

[(1, 18680326938), (2, 9340163469), (3, 6226775646), (6, 3113387823), (7, 2668618134), (9, 2075591882), (13, 1436948226), (14, 1334309067), (18, 1037795941), (19, 983175102), (21, 889539378), (26, 718474113), (38, 491587551), (39, 478982742), (42, 444769689), (49, 381231162), (57, 327725034), (63, 296513126), (78, 239491371), (91, 205278318), (98, 190615581), (114, 163862517), (117, 159660914), (126, 148256563), (133, 140453586), (147, 127077054), (171, 109241678), (182, 102639159), (234, 79830457), (247, 75628854), (266, 70226793), (273, 68426106), (294, 63538527), (342, 54620839), (361, 51746058), (399, 46817862), (441, 42359018), (494, 37814427), (546, 34213053), (637, 29325474), (722, 25873029), (741, 25209618), (798, 23408931), (819, 22808702), (882, 21179509), (931, 20064798), (1083, 17248686), (1197, 15605954), (1274, 14662737), (1482, 12604809), (1638, 11404351), (1729, 10804122), (1862, 10032399), (1911, 9775158), (2166, 8624343), (2223, 8403206), (2394, 7802977), (2527, 7392294), (2793, 6688266), (3249, 5749562), (3458, 5402061), (3822, 4887579), (4446, 4201603), (4513, 4139226), (4693, 3980466), (5054, 3696147), (5187, 3601374), (5586, 3344133), (5733, 3258386), (6498, 2874781), (7581, 2464098), (8379, 2229422), (9026, 2069613), (9386, 1990233), (10374, 1800687), (11466, 1629193), (12103, 1543446), (13539, 1379742), (14079, 1326822), (15162, 1232049), (15561, 1200458), (16758, 1114711), (17689, 1056042), (22743, 821366), (24206, 771723), (27078, 689871), (28158, 663411), (31122, 600229), (31591, 591318), (32851, 568638), (35378, 528021), (36309, 514482), (40617, 459914), (42237, 442274), (45486, 410683), (53067, 352014), (58669, 318402), (63182, 295659), (65702, 284319), (72618, 257241), (81234, 229957), (84474, 221137), (85747, 217854), (94773, 197106), (98553, 189546), (106134, 176007), (108927, 171494), (117338, 159201)]