15639516

素因数分解:

$2^2\times 3^2\times {\mathrm{434431}}^1$

素因数の和:434441

約数の個数: 18

約数和(自身を含む): 39533312

約数和(自身を除く): 23893796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 434431, 868862, 1303293, 1737724, 2606586, 3909879, 5213172, 7819758, 15639516]

約数ペア:

[(1, 15639516), (2, 7819758), (3, 5213172), (4, 3909879), (6, 2606586), (9, 1737724), (12, 1303293), (18, 868862), (36, 434431)]