19273895

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 23889600

約数和(自身を除く): 4615705

約数列:

[1, 5, 41, 149, 205, 631, 745, 3155, 6109, 25871, 30545, 94019, 129355, 470095, 3854779, 19273895]

約数ペア:

[(1, 19273895), (5, 3854779), (41, 470095), (149, 129355), (205, 94019), (631, 30545), (745, 25871), (3155, 6109)]