20986034

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:817

約数の個数: 16

約数和(自身を含む): 32054400

約数和(自身を除く): 11068366

約数列:

[1, 2, 79, 158, 317, 419, 634, 838, 25043, 33101, 50086, 66202, 132823, 265646, 10493017, 20986034]

約数ペア:

[(1, 20986034), (2, 10493017), (79, 265646), (158, 132823), (317, 66202), (419, 50086), (634, 33101), (838, 25043)]