15939684

素因数分解:

$2^2\times 3^2\times {\mathrm{442769}}^1$

素因数の和:442779

約数の個数: 18

約数和(自身を含む): 40292070

約数和(自身を除く): 24352386

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 442769, 885538, 1328307, 1771076, 2656614, 3984921, 5313228, 7969842, 15939684]

約数ペア:

[(1, 15939684), (2, 7969842), (3, 5313228), (4, 3984921), (6, 2656614), (9, 1771076), (12, 1328307), (18, 885538), (36, 442769)]