38908690

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{8783}}^1$

素因数の和:9233

約数の個数: 16

約数和(自身を含む): 70201728

約数和(自身を除く): 31293038

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 8783, 17566, 43915, 87830, 3890869, 7781738, 19454345, 38908690]

約数ペア:

[(1, 38908690), (2, 19454345), (5, 7781738), (10, 3890869), (443, 87830), (886, 43915), (2215, 17566), (4430, 8783)]