18516030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 48299328

約数和(自身を除く): 29783298

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 197, 241, 390, 394, 482, 591, 723, 985, 1182, 1205, 1446, 1970, 2410, 2561, 2955, 3133, 3615, 5122, 5910, 6266, 7230, 7683, 9399, 12805, 15366, 15665, 18798, 25610, 31330, 38415, 46995, 47477, 76830, 93990, 94954, 142431, 237385, 284862, 474770, 617201, 712155, 1234402, 1424310, 1851603, 3086005, 3703206, 6172010, 9258015, 18516030]

約数ペア:

[(1, 18516030), (2, 9258015), (3, 6172010), (5, 3703206), (6, 3086005), (10, 1851603), (13, 1424310), (15, 1234402), (26, 712155), (30, 617201), (39, 474770), (65, 284862), (78, 237385), (130, 142431), (195, 94954), (197, 93990), (241, 76830), (390, 47477), (394, 46995), (482, 38415), (591, 31330), (723, 25610), (985, 18798), (1182, 15665), (1205, 15366), (1446, 12805), (1970, 9399), (2410, 7683), (2561, 7230), (2955, 6266), (3133, 5910), (3615, 5122)]