20743448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2203}}^1$

素因数の和:2327

約数の個数: 32

約数和(自身を含む): 42845760

約数和(自身を除く): 22102312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2203, 2354, 4406, 4708, 8812, 9416, 17624, 24233, 48466, 96932, 193864, 235721, 471442, 942884, 1885768, 2592931, 5185862, 10371724, 20743448]

約数ペア:

[(1, 20743448), (2, 10371724), (4, 5185862), (8, 2592931), (11, 1885768), (22, 942884), (44, 471442), (88, 235721), (107, 193864), (214, 96932), (428, 48466), (856, 24233), (1177, 17624), (2203, 9416), (2354, 8812), (4406, 4708)]