2018481647

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{20183}}^1$

素因数の和:20367

約数の個数: 24

約数和(自身を含む): 2544879456

約数和(自身を除く): 526397809

約数列:

[1, 7, 13, 49, 91, 157, 637, 1099, 2041, 7693, 14287, 20183, 100009, 141281, 262379, 988967, 1836653, 3168731, 12856571, 22181117, 41193503, 155267819, 288354521, 2018481647]

約数ペア:

[(1, 2018481647), (7, 288354521), (13, 155267819), (49, 41193503), (91, 22181117), (157, 12856571), (637, 3168731), (1099, 1836653), (2041, 988967), (7693, 262379), (14287, 141281), (20183, 100009)]