19658045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3163}}^1$

素因数の和:3292

約数の個数: 16

約数和(自身を含む): 25970112

約数和(自身を除く): 6312067

約数列:

[1, 5, 11, 55, 113, 565, 1243, 3163, 6215, 15815, 34793, 173965, 357419, 1787095, 3931609, 19658045]

約数ペア:

[(1, 19658045), (5, 3931609), (11, 1787095), (55, 357419), (113, 173965), (565, 34793), (1243, 15815), (3163, 6215)]