20565874566

素因数分解:

$2^1\times 3^4\times {\mathrm{179}}^1\times {\mathrm{709217}}^1$

素因数の和:709410

約数の個数: 40

約数和(自身を含む): 46340304120

約数和(自身を除く): 25774429554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 179, 358, 537, 1074, 1611, 3222, 4833, 9666, 14499, 28998, 709217, 1418434, 2127651, 4255302, 6382953, 12765906, 19148859, 38297718, 57446577, 114893154, 126949843, 253899686, 380849529, 761699058, 1142548587, 2285097174, 3427645761, 6855291522, 10282937283, 20565874566]

約数ペア:

[(1, 20565874566), (2, 10282937283), (3, 6855291522), (6, 3427645761), (9, 2285097174), (18, 1142548587), (27, 761699058), (54, 380849529), (81, 253899686), (162, 126949843), (179, 114893154), (358, 57446577), (537, 38297718), (1074, 19148859), (1611, 12765906), (3222, 6382953), (4833, 4255302), (9666, 2127651), (14499, 1418434), (28998, 709217)]