19663408004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{158575871}}^1$

素因数の和:158575906

約数の個数: 12

約数和(自身を含む): 35520995328

約数和(自身を除く): 15857587324

約数列:

[1, 2, 4, 31, 62, 124, 158575871, 317151742, 634303484, 4915852001, 9831704002, 19663408004]

約数ペア:

[(1, 19663408004), (2, 9831704002), (4, 4915852001), (31, 634303484), (62, 317151742), (124, 158575871)]