20201057178

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21444859}}^1$

素因数の和:21445021

約数の個数: 16

約数和(自身を含む): 40659454560

約数和(自身を除く): 20458397382

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 21444859, 42889718, 64334577, 128669154, 3366842863, 6733685726, 10100528589, 20201057178]

約数ペア:

[(1, 20201057178), (2, 10100528589), (3, 6733685726), (6, 3366842863), (157, 128669154), (314, 64334577), (471, 42889718), (942, 21444859)]