20215858174

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{6971}}^1\times {\mathrm{30851}}^1$

素因数の和:37871

約数の個数: 16

約数和(自身を含む): 30974420736

約数和(自身を除く): 10758562562

約数列:

[1, 2, 47, 94, 6971, 13942, 30851, 61702, 327637, 655274, 1449997, 2899994, 215062321, 430124642, 10107929087, 20215858174]

約数ペア:

[(1, 20215858174), (2, 10107929087), (47, 430124642), (94, 215062321), (6971, 2899994), (13942, 1449997), (30851, 655274), (61702, 327637)]