20422468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{2593}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 39221280

約数和(自身を除く): 18798812

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 2593, 3938, 5186, 7876, 10372, 28523, 57046, 114092, 464147, 928294, 1856588, 5105617, 10211234, 20422468]

約数ペア:

[(1, 20422468), (2, 10211234), (4, 5105617), (11, 1856588), (22, 928294), (44, 464147), (179, 114092), (358, 57046), (716, 28523), (1969, 10372), (2593, 7876), (3938, 5186)]