40656542

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{56311}}^1$

素因数の和:56351

約数の個数: 12

約数和(自身を含む): 64364616

約数和(自身を除く): 23708074

約数列:

[1, 2, 19, 38, 361, 722, 56311, 112622, 1069909, 2139818, 20328271, 40656542]

約数ペア:

[(1, 40656542), (2, 20328271), (19, 2139818), (38, 1069909), (361, 112622), (722, 56311)]