18430778872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{32537}}^1$

素因数の和:32752

約数の個数: 64

約数和(自身を含む): 38865990240

約数和(自身を除く): 20435211368

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 157, 164, 314, 328, 451, 628, 902, 1256, 1727, 1804, 3454, 3608, 6437, 6908, 12874, 13816, 25748, 32537, 51496, 65074, 70807, 130148, 141614, 260296, 283228, 357907, 566456, 715814, 1334017, 1431628, 2668034, 2863256, 5108309, 5336068, 10216618, 10672136, 14674187, 20433236, 29348374, 40866472, 56191399, 58696748, 112382798, 117393496, 209440669, 224765596, 418881338, 449531192, 837762676, 1675525352, 2303847359, 4607694718, 9215389436, 18430778872]

約数ペア:

[(1, 18430778872), (2, 9215389436), (4, 4607694718), (8, 2303847359), (11, 1675525352), (22, 837762676), (41, 449531192), (44, 418881338), (82, 224765596), (88, 209440669), (157, 117393496), (164, 112382798), (314, 58696748), (328, 56191399), (451, 40866472), (628, 29348374), (902, 20433236), (1256, 14674187), (1727, 10672136), (1804, 10216618), (3454, 5336068), (3608, 5108309), (6437, 2863256), (6908, 2668034), (12874, 1431628), (13816, 1334017), (25748, 715814), (32537, 566456), (51496, 357907), (65074, 283228), (70807, 260296), (130148, 141614)]