20745522031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{25603}}^1$

素因数の和:26170

約数の個数: 16

約数和(自身を含む): 22541147104

約数和(自身を除く): 1795625073

約数列:

[1, 13, 157, 397, 2041, 5161, 25603, 62329, 332839, 810277, 4019671, 10164391, 52255723, 132137083, 1595809387, 20745522031]

約数ペア:

[(1, 20745522031), (13, 1595809387), (157, 132137083), (397, 52255723), (2041, 10164391), (5161, 4019671), (25603, 810277), (62329, 332839)]