19068565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2940

約数の個数: 16

約数和(自身を含む): 24178176

約数和(自身を除く): 5109611

約数列:

[1, 5, 31, 43, 155, 215, 1333, 2861, 6665, 14305, 88691, 123023, 443455, 615115, 3813713, 19068565]

約数ペア:

[(1, 19068565), (5, 3813713), (31, 615115), (43, 443455), (155, 123023), (215, 88691), (1333, 14305), (2861, 6665)]