20187193321

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1\times {\mathrm{42979}}^1$

素因数の和:43476

約数の個数: 16

約数和(自身を含む): 21661920000

約数和(自身を除く): 1474726679

約数列:

[1, 19, 59, 419, 1121, 7961, 24721, 42979, 469699, 816601, 2535761, 18008201, 48179459, 342155819, 1062483859, 20187193321]

約数ペア:

[(1, 20187193321), (19, 1062483859), (59, 342155819), (419, 48179459), (1121, 18008201), (7961, 2535761), (24721, 816601), (42979, 469699)]