20617702

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86629}}^1$

素因数の和:86655

約数の個数: 16

約数和(自身を含む): 37424160

約数和(自身を除く): 16806458

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86629, 173258, 606403, 1212806, 1472693, 2945386, 10308851, 20617702]

約数ペア:

[(1, 20617702), (2, 10308851), (7, 2945386), (14, 1472693), (17, 1212806), (34, 606403), (119, 173258), (238, 86629)]