20432085121

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{248351}}^1$

素因数の和:248461

約数の個数: 24

約数和(自身を含む): 25141169664

約数和(自身を除く): 4709084543

約数列:

[1, 7, 23, 49, 73, 161, 511, 1127, 1679, 3577, 11753, 82271, 248351, 1738457, 5712073, 12169199, 18129623, 39984511, 126907361, 279891577, 416981329, 888351527, 2918869303, 20432085121]

約数ペア:

[(1, 20432085121), (7, 2918869303), (23, 888351527), (49, 416981329), (73, 279891577), (161, 126907361), (511, 39984511), (1127, 18129623), (1679, 12169199), (3577, 5712073), (11753, 1738457), (82271, 248351)]