25904804

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{22409}}^1$

素因数の和:22447

約数の個数: 18

約数和(自身を含む): 48159090

約数和(自身を除く): 22254286

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 22409, 44818, 89636, 380953, 761906, 1523812, 6476201, 12952402, 25904804]

約数ペア:

[(1, 25904804), (2, 12952402), (4, 6476201), (17, 1523812), (34, 761906), (68, 380953), (289, 89636), (578, 44818), (1156, 22409)]