20500487

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9067}}^1$

素因数の和:9110

約数の個数: 16

約数和(自身を含む): 26115840

約数和(自身を除く): 5615353

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9067, 63469, 154139, 172273, 1078973, 1205911, 2928641, 20500487]

約数ペア:

[(1, 20500487), (7, 2928641), (17, 1205911), (19, 1078973), (119, 172273), (133, 154139), (323, 63469), (2261, 9067)]