19019590

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2351}}^1$

素因数の和:3167

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 15272570

約数列:

[1, 2, 5, 10, 809, 1618, 2351, 4045, 4702, 8090, 11755, 23510, 1901959, 3803918, 9509795, 19019590]

約数ペア:

[(1, 19019590), (2, 9509795), (5, 3803918), (10, 1901959), (809, 23510), (1618, 11755), (2351, 8090), (4045, 4702)]