20725354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5279}}^1$

素因数の和:5445

約数の個数: 16

約数和(自身を含む): 33707520

約数和(自身を除く): 12982166

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 5279, 10558, 68627, 137254, 797129, 1594258, 10362677, 20725354]

約数ペア:

[(1, 20725354), (2, 10362677), (13, 1594258), (26, 797129), (151, 137254), (302, 68627), (1963, 10558), (3926, 5279)]