218621468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{25793}}^1$

素因数の和:25973

約数の個数: 24

約数和(自身を含む): 414561168

約数和(自身を除く): 195939700

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 4238, 8476, 25793, 51586, 103172, 335309, 670618, 1341236, 4204259, 8408518, 16817036, 54655367, 109310734, 218621468]

約数ペア:

[(1, 218621468), (2, 109310734), (4, 54655367), (13, 16817036), (26, 8408518), (52, 4204259), (163, 1341236), (326, 670618), (652, 335309), (2119, 103172), (4238, 51586), (8476, 25793)]