79793996

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{55259}}^1$

素因数の和:55301

約数の個数: 18

約数和(自身を含む): 147378420

約数和(自身を除く): 67584424

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 55259, 110518, 221036, 1049921, 2099842, 4199684, 19948499, 39896998, 79793996]

約数ペア:

[(1, 79793996), (2, 39896998), (4, 19948499), (19, 4199684), (38, 2099842), (76, 1049921), (361, 221036), (722, 110518), (1444, 55259)]