318253534

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{20477}}^1$

素因数の和:20907

約数の個数: 16

約数和(自身を含む): 503758800

約数和(自身を除く): 185505266

約数列:

[1, 2, 19, 38, 409, 818, 7771, 15542, 20477, 40954, 389063, 778126, 8375093, 16750186, 159126767, 318253534]

約数ペア:

[(1, 318253534), (2, 159126767), (19, 16750186), (38, 8375093), (409, 778126), (818, 389063), (7771, 40954), (15542, 20477)]