40207946

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1\times {\mathrm{509}}^1$

素因数の和:949

約数の個数: 16

約数和(自身を含む): 61102080

約数和(自身を除く): 20894134

約数列:

[1, 2, 127, 254, 311, 509, 622, 1018, 39497, 64643, 78994, 129286, 158299, 316598, 20103973, 40207946]

約数ペア:

[(1, 40207946), (2, 20103973), (127, 316598), (254, 158299), (311, 129286), (509, 78994), (622, 64643), (1018, 39497)]