18664516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12377}}^1$

素因数の和:12423

約数の個数: 24

約数和(自身を含む): 36391320

約数和(自身を除く): 17726804

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12377, 24754, 49508, 160901, 321802, 358933, 643604, 717866, 1435732, 4666129, 9332258, 18664516]

約数ペア:

[(1, 18664516), (2, 9332258), (4, 4666129), (13, 1435732), (26, 717866), (29, 643604), (52, 358933), (58, 321802), (116, 160901), (377, 49508), (754, 24754), (1508, 12377)]