20204761647

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56595971}}^1$

素因数の和:56595998

約数の個数: 16

約数和(自身を含む): 32599279872

約数和(自身を除く): 12394518225

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56595971, 169787913, 396171797, 962131507, 1188515391, 2886394521, 6734920549, 20204761647]

約数ペア:

[(1, 20204761647), (3, 6734920549), (7, 2886394521), (17, 1188515391), (21, 962131507), (51, 396171797), (119, 169787913), (357, 56595971)]