20246065

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4861}}^1$

素因数の和:4897

約数の個数: 24

約数和(自身を含む): 29930472

約数和(自身を除く): 9684407

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 4861, 24305, 34027, 82637, 170135, 238189, 413185, 578459, 1190945, 2892295, 4049213, 20246065]

約数ペア:

[(1, 20246065), (5, 4049213), (7, 2892295), (17, 1190945), (35, 578459), (49, 413185), (85, 238189), (119, 170135), (245, 82637), (595, 34027), (833, 24305), (4165, 4861)]