20889044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{474751}}^1$

素因数の和:474766

約数の個数: 12

約数和(自身を含む): 39879168

約数和(自身を除く): 18990124

約数列:

[1, 2, 4, 11, 22, 44, 474751, 949502, 1899004, 5222261, 10444522, 20889044]

約数ペア:

[(1, 20889044), (2, 10444522), (4, 5222261), (11, 1899004), (22, 949502), (44, 474751)]