19934702

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1$

素因数の和:811

約数の個数: 16

約数和(自身を含む): 30456000

約数和(自身を除く): 10521298

約数列:

[1, 2, 79, 158, 281, 449, 562, 898, 22199, 35471, 44398, 70942, 126169, 252338, 9967351, 19934702]

約数ペア:

[(1, 19934702), (2, 9967351), (79, 252338), (158, 126169), (281, 70942), (449, 44398), (562, 35471), (898, 22199)]