19955662

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8609}}^1$

素因数の和:8691

約数の個数: 16

約数和(自身を含む): 32029200

約数和(自身を除く): 12073538

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8609, 17218, 163571, 327142, 525149, 1050298, 9977831, 19955662]

約数ペア:

[(1, 19955662), (2, 9977831), (19, 1050298), (38, 525149), (61, 327142), (122, 163571), (1159, 17218), (2318, 8609)]