18517530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 47443968

約数和(自身を除く): 28926438

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 47, 69, 94, 115, 138, 141, 230, 235, 282, 345, 470, 571, 690, 705, 1081, 1142, 1410, 1713, 2162, 2855, 3243, 3426, 5405, 5710, 6486, 8565, 10810, 13133, 16215, 17130, 26266, 26837, 32430, 39399, 53674, 65665, 78798, 80511, 131330, 134185, 161022, 196995, 268370, 393990, 402555, 617251, 805110, 1234502, 1851753, 3086255, 3703506, 6172510, 9258765, 18517530]

約数ペア:

[(1, 18517530), (2, 9258765), (3, 6172510), (5, 3703506), (6, 3086255), (10, 1851753), (15, 1234502), (23, 805110), (30, 617251), (46, 402555), (47, 393990), (69, 268370), (94, 196995), (115, 161022), (138, 134185), (141, 131330), (230, 80511), (235, 78798), (282, 65665), (345, 53674), (470, 39399), (571, 32430), (690, 26837), (705, 26266), (1081, 17130), (1142, 16215), (1410, 13133), (1713, 10810), (2162, 8565), (2855, 6486), (3243, 5710), (3426, 5405)]