20201796

素因数分解:

$2^2\times 3^2\times {\mathrm{561161}}^1$

素因数の和:561171

約数の個数: 18

約数和(自身を含む): 51065742

約数和(自身を除く): 30863946

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561161, 1122322, 1683483, 2244644, 3366966, 5050449, 6733932, 10100898, 20201796]

約数ペア:

[(1, 20201796), (2, 10100898), (3, 6733932), (4, 5050449), (6, 3366966), (9, 2244644), (12, 1683483), (18, 1122322), (36, 561161)]