20285418

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15161}}^1$

素因数の和:15389

約数の個数: 16

約数和(自身を含む): 40755456

約数和(自身を除く): 20470038

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15161, 30322, 45483, 90966, 3380903, 6761806, 10142709, 20285418]

約数ペア:

[(1, 20285418), (2, 10142709), (3, 6761806), (6, 3380903), (223, 90966), (446, 45483), (669, 30322), (1338, 15161)]