20213095957

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{385621}}^1$

素因数の和:385740

約数の個数: 16

約数和(自身を含む): 21989708928

約数和(自身を除く): 1776612971

約数列:

[1, 23, 43, 53, 989, 1219, 2279, 52417, 385621, 8869283, 16581703, 20437913, 381379169, 470071999, 878830259, 20213095957]

約数ペア:

[(1, 20213095957), (23, 878830259), (43, 470071999), (53, 381379169), (989, 20437913), (1219, 16581703), (2279, 8869283), (52417, 385621)]