20921112816

素因数分解:

$2^4\times 3^1\times {\mathrm{151}}^1\times {\mathrm{2886467}}^1$

素因数の和:2886629

約数の個数: 40

約数和(自身を含む): 54404148864

約数和(自身を除く): 33483036048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 151, 302, 453, 604, 906, 1208, 1812, 2416, 3624, 7248, 2886467, 5772934, 8659401, 11545868, 17318802, 23091736, 34637604, 46183472, 69275208, 138550416, 435856517, 871713034, 1307569551, 1743426068, 2615139102, 3486852136, 5230278204, 6973704272, 10460556408, 20921112816]

約数ペア:

[(1, 20921112816), (2, 10460556408), (3, 6973704272), (4, 5230278204), (6, 3486852136), (8, 2615139102), (12, 1743426068), (16, 1307569551), (24, 871713034), (48, 435856517), (151, 138550416), (302, 69275208), (453, 46183472), (604, 34637604), (906, 23091736), (1208, 17318802), (1812, 11545868), (2416, 8659401), (3624, 5772934), (7248, 2886467)]