20687112581

素因数分解:

${\mathrm{19}}^2\times {\mathrm{4621}}^1\times {\mathrm{12401}}^1$

素因数の和:17060

約数の個数: 12

約数和(自身を含む): 21839698764

約数和(自身を除く): 1152586183

約数列:

[1, 19, 361, 4621, 12401, 87799, 235619, 1668181, 4476761, 57305021, 1088795399, 20687112581]

約数ペア:

[(1, 20687112581), (19, 1088795399), (361, 57305021), (4621, 4476761), (12401, 1668181), (87799, 235619)]