25720916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2179}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 48709920

約数和(自身を除く): 22989004

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 2179, 2951, 4358, 5902, 8716, 11804, 28327, 56654, 113308, 494633, 989266, 1978532, 6430229, 12860458, 25720916]

約数ペア:

[(1, 25720916), (2, 12860458), (4, 6430229), (13, 1978532), (26, 989266), (52, 494633), (227, 113308), (454, 56654), (908, 28327), (2179, 11804), (2951, 8716), (4358, 5902)]