20972248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238321}}^1$

素因数の和:238338

約数の個数: 16

約数和(自身を含む): 42897960

約数和(自身を除く): 21925712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238321, 476642, 953284, 1906568, 2621531, 5243062, 10486124, 20972248]

約数ペア:

[(1, 20972248), (2, 10486124), (4, 5243062), (8, 2621531), (11, 1906568), (22, 953284), (44, 476642), (88, 238321)]