20471674

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1279}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 31518720

約数和(自身を除く): 11047046

約数列:

[1, 2, 53, 106, 151, 302, 1279, 2558, 8003, 16006, 67787, 135574, 193129, 386258, 10235837, 20471674]

約数ペア:

[(1, 20471674), (2, 10235837), (53, 386258), (106, 193129), (151, 135574), (302, 67787), (1279, 16006), (2558, 8003)]