19972090

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{33851}}^1$

素因数の和:33917

約数の個数: 16

約数和(自身を含む): 36560160

約数和(自身を除く): 16588070

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 33851, 67702, 169255, 338510, 1997209, 3994418, 9986045, 19972090]

約数ペア:

[(1, 19972090), (2, 9986045), (5, 3994418), (10, 1997209), (59, 338510), (118, 169255), (295, 67702), (590, 33851)]