25999828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2179}}^1$

素因数の和:2359

約数の個数: 24

約数和(自身を含む): 48221600

約数和(自身を除く): 22221772

約数列:

[1, 2, 4, 19, 38, 76, 157, 314, 628, 2179, 2983, 4358, 5966, 8716, 11932, 41401, 82802, 165604, 342103, 684206, 1368412, 6499957, 12999914, 25999828]

約数ペア:

[(1, 25999828), (2, 12999914), (4, 6499957), (19, 1368412), (38, 684206), (76, 342103), (157, 165604), (314, 82802), (628, 41401), (2179, 11932), (2983, 8716), (4358, 5966)]