20531352

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{16141}}^1$

素因数の和:16203

約数の個数: 32

約数和(自身を含む): 52300080

約数和(自身を除く): 31768728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 16141, 32282, 48423, 64564, 96846, 129128, 193692, 387384, 855473, 1710946, 2566419, 3421892, 5132838, 6843784, 10265676, 20531352]

約数ペア:

[(1, 20531352), (2, 10265676), (3, 6843784), (4, 5132838), (6, 3421892), (8, 2566419), (12, 1710946), (24, 855473), (53, 387384), (106, 193692), (159, 129128), (212, 96846), (318, 64564), (424, 48423), (636, 32282), (1272, 16141)]