20317113

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1117}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 30695808

約数和(自身を除く): 10378695

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1117, 2021, 3351, 6063, 10053, 18189, 48031, 52499, 144093, 157497, 432279, 472491, 2257457, 6772371, 20317113]

約数ペア:

[(1, 20317113), (3, 6772371), (9, 2257457), (43, 472491), (47, 432279), (129, 157497), (141, 144093), (387, 52499), (423, 48031), (1117, 18189), (2021, 10053), (3351, 6063)]