20396974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{46147}}^1$

素因数の和:46179

約数の個数: 16

約数和(自身を含む): 34887888

約数和(自身を除く): 14490914

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 46147, 92294, 599911, 784499, 1199822, 1568998, 10198487, 20396974]

約数ペア:

[(1, 20396974), (2, 10198487), (13, 1568998), (17, 1199822), (26, 784499), (34, 599911), (221, 92294), (442, 46147)]