20271886

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1867}}^1$

素因数の和:2019

約数の個数: 16

約数和(自身を含む): 31270320

約数和(自身を除く): 10998434

約数列:

[1, 2, 61, 89, 122, 178, 1867, 3734, 5429, 10858, 113887, 166163, 227774, 332326, 10135943, 20271886]

約数ペア:

[(1, 20271886), (2, 10135943), (61, 332326), (89, 227774), (122, 166163), (178, 113887), (1867, 10858), (3734, 5429)]