19057580

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4273}}^1$

素因数の和:4505

約数の個数: 24

約数和(自身を含む): 40209792

約数和(自身を除く): 21152212

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4273, 4460, 8546, 17092, 21365, 42730, 85460, 952879, 1905758, 3811516, 4764395, 9528790, 19057580]

約数ペア:

[(1, 19057580), (2, 9528790), (4, 4764395), (5, 3811516), (10, 1905758), (20, 952879), (223, 85460), (446, 42730), (892, 21365), (1115, 17092), (2230, 8546), (4273, 4460)]