20790301

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 24416896

約数和(自身を除く): 3626595

約数列:

[1, 7, 67, 97, 457, 469, 679, 3199, 6499, 30619, 44329, 45493, 214333, 310303, 2970043, 20790301]

約数ペア:

[(1, 20790301), (7, 2970043), (67, 310303), (97, 214333), (457, 45493), (469, 44329), (679, 30619), (3199, 6499)]