20354222

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33811}}^1$

素因数の和:33863

約数の個数: 16

約数和(自身を含む): 35705472

約数和(自身を除く): 15351250

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33811, 67622, 236677, 473354, 1453873, 2907746, 10177111, 20354222]

約数ペア:

[(1, 20354222), (2, 10177111), (7, 2907746), (14, 1453873), (43, 473354), (86, 236677), (301, 67622), (602, 33811)]