20196878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1259}}^1$

素因数の和:1891

約数の個数: 16

約数和(自身を含む): 32704560

約数和(自身を除く): 12507682

約数列:

[1, 2, 13, 26, 617, 1234, 1259, 2518, 8021, 16042, 16367, 32734, 776803, 1553606, 10098439, 20196878]

約数ペア:

[(1, 20196878), (2, 10098439), (13, 1553606), (26, 776803), (617, 32734), (1234, 16367), (1259, 16042), (2518, 8021)]