20270012

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1861}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 40666080

約数和(自身を除く): 20396068

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 1861, 2723, 3722, 5446, 7444, 10892, 13027, 26054, 52108, 723929, 1447858, 2895716, 5067503, 10135006, 20270012]

約数ペア:

[(1, 20270012), (2, 10135006), (4, 5067503), (7, 2895716), (14, 1447858), (28, 723929), (389, 52108), (778, 26054), (1556, 13027), (1861, 10892), (2723, 7444), (3722, 5446)]