38858990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{204521}}^1$

素因数の和:204547

約数の個数: 16

約数和(自身を含む): 73627920

約数和(自身を除く): 34768930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 204521, 409042, 1022605, 2045210, 3885899, 7771798, 19429495, 38858990]

約数ペア:

[(1, 38858990), (2, 19429495), (5, 7771798), (10, 3885899), (19, 2045210), (38, 1022605), (95, 409042), (190, 204521)]