18312888965

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1\times {\mathrm{467}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 26182600704

約数和(自身を除く): 7869711739

約数列:

[1, 5, 7, 35, 37, 107, 185, 259, 283, 467, 535, 749, 1295, 1415, 1981, 2335, 3269, 3745, 3959, 9905, 10471, 16345, 17279, 19795, 27713, 30281, 49969, 52355, 73297, 86395, 120953, 132161, 138565, 151405, 211967, 249845, 349783, 366485, 604765, 660805, 925127, 1059835, 1120397, 1748915, 1848853, 4625635, 4889957, 5601985, 7842779, 9244265, 12941971, 14141227, 24449785, 34229699, 39213895, 64709855, 70706135, 98988589, 171148495, 494942945, 523225399, 2616126995, 3662577793, 18312888965]

約数ペア:

[(1, 18312888965), (5, 3662577793), (7, 2616126995), (35, 523225399), (37, 494942945), (107, 171148495), (185, 98988589), (259, 70706135), (283, 64709855), (467, 39213895), (535, 34229699), (749, 24449785), (1295, 14141227), (1415, 12941971), (1981, 9244265), (2335, 7842779), (3269, 5601985), (3745, 4889957), (3959, 4625635), (9905, 1848853), (10471, 1748915), (16345, 1120397), (17279, 1059835), (19795, 925127), (27713, 660805), (30281, 604765), (49969, 366485), (52355, 349783), (73297, 249845), (86395, 211967), (120953, 151405), (132161, 138565)]