20783208

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{16339}}^1$

素因数の和:16401

約数の個数: 32

約数和(自身を含む): 52941600

約数和(自身を除く): 32158392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 16339, 32678, 49017, 65356, 98034, 130712, 196068, 392136, 865967, 1731934, 2597901, 3463868, 5195802, 6927736, 10391604, 20783208]

約数ペア:

[(1, 20783208), (2, 10391604), (3, 6927736), (4, 5195802), (6, 3463868), (8, 2597901), (12, 1731934), (24, 865967), (53, 392136), (106, 196068), (159, 130712), (212, 98034), (318, 65356), (424, 49017), (636, 32678), (1272, 16339)]