20717662

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87049}}^1$

素因数の和:87075

約数の個数: 16

約数和(自身を含む): 37605600

約数和(自身を除く): 16887938

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 87049, 174098, 609343, 1218686, 1479833, 2959666, 10358831, 20717662]

約数ペア:

[(1, 20717662), (2, 10358831), (7, 2959666), (14, 1479833), (17, 1218686), (34, 609343), (119, 174098), (238, 87049)]