20145793491

素因数分解:

$3^2\times {\mathrm{9739}}^1\times {\mathrm{229841}}^1$

素因数の和:239586

約数の個数: 12

約数和(自身を含む): 29102594040

約数和(自身を除く): 8956800549

約数列:

[1, 3, 9, 9739, 29217, 87651, 229841, 689523, 2068569, 2238421499, 6715264497, 20145793491]

約数ペア:

[(1, 20145793491), (3, 6715264497), (9, 2238421499), (9739, 2068569), (29217, 689523), (87651, 229841)]