20182178163

素因数分解:

$3^1\times 7^2\times {\mathrm{3547}}^1\times {\mathrm{38707}}^1$

素因数の和:42271

約数の個数: 24

約数和(自身を含む): 31312604352

約数和(自身を除く): 11130426189

約数列:

[1, 3, 7, 21, 49, 147, 3547, 10641, 24829, 38707, 74487, 116121, 173803, 270949, 521409, 812847, 1896643, 5689929, 137293729, 411881187, 961056103, 2883168309, 6727392721, 20182178163]

約数ペア:

[(1, 20182178163), (3, 6727392721), (7, 2883168309), (21, 961056103), (49, 411881187), (147, 137293729), (3547, 5689929), (10641, 1896643), (24829, 812847), (38707, 521409), (74487, 270949), (116121, 173803)]