19389006

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 56019600

約数和(自身を除く): 36630594

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 49, 57, 63, 78, 89, 91, 98, 114, 117, 126, 133, 147, 171, 178, 182, 234, 247, 266, 267, 273, 294, 342, 399, 441, 494, 534, 546, 623, 637, 741, 798, 801, 819, 882, 931, 1157, 1197, 1246, 1274, 1482, 1602, 1638, 1691, 1729, 1862, 1869, 1911, 2223, 2314, 2394, 2793, 3382, 3458, 3471, 3738, 3822, 4361, 4446, 5073, 5187, 5586, 5607, 5733, 6942, 8099, 8379, 8722, 10146, 10374, 10413, 11214, 11466, 11837, 12103, 13083, 15219, 15561, 16198, 16758, 20826, 21983, 23674, 24206, 24297, 26166, 30438, 31122, 35511, 36309, 39249, 43966, 48594, 56693, 65949, 71022, 72618, 72891, 78498, 82859, 106533, 108927, 113386, 131898, 145782, 153881, 165718, 170079, 197847, 213066, 217854, 248577, 307762, 340158, 395694, 461643, 497154, 510237, 745731, 923286, 1020474, 1077167, 1384929, 1491462, 2154334, 2769858, 3231501, 6463002, 9694503, 19389006]

約数ペア:

[(1, 19389006), (2, 9694503), (3, 6463002), (6, 3231501), (7, 2769858), (9, 2154334), (13, 1491462), (14, 1384929), (18, 1077167), (19, 1020474), (21, 923286), (26, 745731), (38, 510237), (39, 497154), (42, 461643), (49, 395694), (57, 340158), (63, 307762), (78, 248577), (89, 217854), (91, 213066), (98, 197847), (114, 170079), (117, 165718), (126, 153881), (133, 145782), (147, 131898), (171, 113386), (178, 108927), (182, 106533), (234, 82859), (247, 78498), (266, 72891), (267, 72618), (273, 71022), (294, 65949), (342, 56693), (399, 48594), (441, 43966), (494, 39249), (534, 36309), (546, 35511), (623, 31122), (637, 30438), (741, 26166), (798, 24297), (801, 24206), (819, 23674), (882, 21983), (931, 20826), (1157, 16758), (1197, 16198), (1246, 15561), (1274, 15219), (1482, 13083), (1602, 12103), (1638, 11837), (1691, 11466), (1729, 11214), (1862, 10413), (1869, 10374), (1911, 10146), (2223, 8722), (2314, 8379), (2394, 8099), (2793, 6942), (3382, 5733), (3458, 5607), (3471, 5586), (3738, 5187), (3822, 5073), (4361, 4446)]