20451497

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 23091264

約数和(自身を除く): 2639767

約数列:

[1, 11, 41, 137, 331, 451, 1507, 3641, 5617, 13571, 45347, 61787, 149281, 498817, 1859227, 20451497]

約数ペア:

[(1, 20451497), (11, 1859227), (41, 498817), (137, 149281), (331, 61787), (451, 45347), (1507, 13571), (3641, 5617)]