20221988

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{463}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 36247680

約数和(自身を除く): 16025692

約数列:

[1, 2, 4, 61, 122, 179, 244, 358, 463, 716, 926, 1852, 10919, 21838, 28243, 43676, 56486, 82877, 112972, 165754, 331508, 5055497, 10110994, 20221988]

約数ペア:

[(1, 20221988), (2, 10110994), (4, 5055497), (61, 331508), (122, 165754), (179, 112972), (244, 82877), (358, 56486), (463, 43676), (716, 28243), (926, 21838), (1852, 10919)]