20948872

素因数分解:

$2^3\times 7^2\times {\mathrm{53441}}^1$

素因数の和:53461

約数の個数: 24

約数和(自身を含む): 45692910

約数和(自身を除く): 24744038

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 53441, 106882, 213764, 374087, 427528, 748174, 1496348, 2618609, 2992696, 5237218, 10474436, 20948872]

約数ペア:

[(1, 20948872), (2, 10474436), (4, 5237218), (7, 2992696), (8, 2618609), (14, 1496348), (28, 748174), (49, 427528), (56, 374087), (98, 213764), (196, 106882), (392, 53441)]