20494642

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1283}}^1$

素因数の和:1462

約数の個数: 24

約数和(自身を含む): 36008496

約数和(自身を除く): 15513854

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 1141, 1283, 2282, 2566, 7987, 8981, 15974, 17962, 62867, 125734, 209129, 418258, 1463903, 2927806, 10247321, 20494642]

約数ペア:

[(1, 20494642), (2, 10247321), (7, 2927806), (14, 1463903), (49, 418258), (98, 209129), (163, 125734), (326, 62867), (1141, 17962), (1283, 15974), (2282, 8981), (2566, 7987)]