20198456878

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{516611}}^1$

素因数の和:516899

約数の個数: 16

約数和(自身を含む): 30742546896

約数和(自身を除く): 10544090018

約数列:

[1, 2, 113, 173, 226, 346, 19549, 39098, 516611, 1033222, 58377043, 89373703, 116754086, 178747406, 10099228439, 20198456878]

約数ペア:

[(1, 20198456878), (2, 10099228439), (113, 178747406), (173, 116754086), (226, 89373703), (346, 58377043), (19549, 1033222), (39098, 516611)]