20524777

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{4603}}^1$

素因数の和:4637

約数の個数: 16

約数和(自身を含む): 25782400

約数和(自身を除く): 5257623

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 4603, 32221, 59839, 225547, 418873, 1578829, 2932111, 20524777]

約数ペア:

[(1, 20524777), (7, 2932111), (13, 1578829), (49, 418873), (91, 225547), (343, 59839), (637, 32221), (4459, 4603)]