18964694

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{8971}}^1$

素因数の和:9131

約数の個数: 16

約数和(自身を含む): 32729856

約数和(自身を除く): 13765162

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 8971, 17942, 62797, 125594, 1354621, 2709242, 9482347, 18964694]

約数ペア:

[(1, 18964694), (2, 9482347), (7, 2709242), (14, 1354621), (151, 125594), (302, 62797), (1057, 17942), (2114, 8971)]