20199636

素因数分解:

$2^2\times 3^2\times {\mathrm{561101}}^1$

素因数の和:561111

約数の個数: 18

約数和(自身を含む): 51060282

約数和(自身を除く): 30860646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561101, 1122202, 1683303, 2244404, 3366606, 5049909, 6733212, 10099818, 20199636]

約数ペア:

[(1, 20199636), (2, 10099818), (3, 6733212), (4, 5049909), (6, 3366606), (9, 2244404), (12, 1683303), (18, 1122202), (36, 561101)]