20724834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{265703}}^1$

素因数の和:265721

約数の個数: 16

約数和(自身を含む): 44638272

約数和(自身を除く): 23913438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 265703, 531406, 797109, 1594218, 3454139, 6908278, 10362417, 20724834]

約数ペア:

[(1, 20724834), (2, 10362417), (3, 6908278), (6, 3454139), (13, 1594218), (26, 797109), (39, 531406), (78, 265703)]