40317386

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1$

素因数の和:1045

約数の個数: 16

約数和(自身を含む): 61344864

約数和(自身を除く): 21027478

約数列:

[1, 2, 107, 214, 293, 586, 643, 1286, 31351, 62702, 68801, 137602, 188399, 376798, 20158693, 40317386]

約数ペア:

[(1, 40317386), (2, 20158693), (107, 376798), (214, 188399), (293, 137602), (586, 68801), (643, 62702), (1286, 31351)]