17996970474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{21379}}^1$

素因数の和:21545

約数の個数: 128

約数和(自身を含む): 48766924800

約数和(自身を除く): 30769954326

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 131, 153, 189, 238, 262, 306, 357, 378, 393, 459, 714, 786, 917, 918, 1071, 1179, 1834, 2142, 2227, 2358, 2751, 3213, 3537, 4454, 5502, 6426, 6681, 7074, 8253, 13362, 15589, 16506, 20043, 21379, 24759, 31178, 40086, 42758, 46767, 49518, 60129, 64137, 93534, 120258, 128274, 140301, 149653, 192411, 280602, 299306, 363443, 384822, 420903, 448959, 577233, 726886, 841806, 897918, 1090329, 1154466, 1346877, 2180658, 2544101, 2693754, 2800649, 3270987, 4040631, 5088202, 5601298, 6541974, 7632303, 8081262, 8401947, 9812961, 15264606, 16803894, 19604543, 19625922, 22896909, 25205841, 39209086, 45793818, 47611033, 50411682, 58813629, 68690727, 75617523, 95222066, 117627258, 137381454, 142833099, 151235046, 176440887, 285666198, 333277231, 352881774, 428499297, 529322661, 666554462, 856998594, 999831693, 1058645322, 1285497891, 1999663386, 2570995782, 2999495079, 5998990158, 8998485237, 17996970474]

約数ペア:

[(1, 17996970474), (2, 8998485237), (3, 5998990158), (6, 2999495079), (7, 2570995782), (9, 1999663386), (14, 1285497891), (17, 1058645322), (18, 999831693), (21, 856998594), (27, 666554462), (34, 529322661), (42, 428499297), (51, 352881774), (54, 333277231), (63, 285666198), (102, 176440887), (119, 151235046), (126, 142833099), (131, 137381454), (153, 117627258), (189, 95222066), (238, 75617523), (262, 68690727), (306, 58813629), (357, 50411682), (378, 47611033), (393, 45793818), (459, 39209086), (714, 25205841), (786, 22896909), (917, 19625922), (918, 19604543), (1071, 16803894), (1179, 15264606), (1834, 9812961), (2142, 8401947), (2227, 8081262), (2358, 7632303), (2751, 6541974), (3213, 5601298), (3537, 5088202), (4454, 4040631), (5502, 3270987), (6426, 2800649), (6681, 2693754), (7074, 2544101), (8253, 2180658), (13362, 1346877), (15589, 1154466), (16506, 1090329), (20043, 897918), (21379, 841806), (24759, 726886), (31178, 577233), (40086, 448959), (42758, 420903), (46767, 384822), (49518, 363443), (60129, 299306), (64137, 280602), (93534, 192411), (120258, 149653), (128274, 140301)]