19570078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8161}}^1$

素因数の和:8283

約数の個数: 16

約数和(自身を含む): 32321520

約数和(自身を除く): 12751442

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8161, 16322, 89771, 179542, 889549, 1779098, 9785039, 19570078]

約数ペア:

[(1, 19570078), (2, 9785039), (11, 1779098), (22, 889549), (109, 179542), (218, 89771), (1199, 16322), (2398, 8161)]