25116412

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{21727}}^1$

素因数の和:21765

約数の個数: 18

約数和(自身を含む): 46693472

約数和(自身を除く): 21577060

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 21727, 43454, 86908, 369359, 738718, 1477436, 6279103, 12558206, 25116412]

約数ペア:

[(1, 25116412), (2, 12558206), (4, 6279103), (17, 1477436), (34, 738718), (68, 369359), (289, 86908), (578, 43454), (1156, 21727)]