20954428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{476237}}^1$

素因数の和:476252

約数の個数: 12

約数和(自身を含む): 40003992

約数和(自身を除く): 19049564

約数列:

[1, 2, 4, 11, 22, 44, 476237, 952474, 1904948, 5238607, 10477214, 20954428]

約数ペア:

[(1, 20954428), (2, 10477214), (4, 5238607), (11, 1904948), (22, 952474), (44, 476237)]