20533994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{46457}}^1$

素因数の和:46489

約数の個数: 16

約数和(自身を含む): 35122248

約数和(自身を除く): 14588254

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 46457, 92914, 603941, 789769, 1207882, 1579538, 10266997, 20533994]

約数ペア:

[(1, 20533994), (2, 10266997), (13, 1579538), (17, 1207882), (26, 789769), (34, 603941), (221, 92914), (442, 46457)]