18971302564

素因数分解:

$2^2\times {\mathrm{229}}^1\times {\mathrm{20711029}}^1$

素因数の和:20711262

約数の個数: 12

約数和(自身を含む): 33344758300

約数和(自身を除く): 14373455736

約数列:

[1, 2, 4, 229, 458, 916, 20711029, 41422058, 82844116, 4742825641, 9485651282, 18971302564]

約数ペア:

[(1, 18971302564), (2, 9485651282), (4, 4742825641), (229, 82844116), (458, 41422058), (916, 20711029)]