19686843

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4231}}^1$

素因数の和:4295

約数の個数: 24

約数和(自身を含む): 31689216

約数和(自身を除く): 12002373

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4231, 4653, 12693, 38079, 46541, 139623, 198857, 418869, 596571, 1789713, 2187427, 6562281, 19686843]

約数ペア:

[(1, 19686843), (3, 6562281), (9, 2187427), (11, 1789713), (33, 596571), (47, 418869), (99, 198857), (141, 139623), (423, 46541), (517, 38079), (1551, 12693), (4231, 4653)]