20478392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{232709}}^1$

素因数の和:232726

約数の個数: 16

約数和(自身を含む): 41887800

約数和(自身を除く): 21409408

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 232709, 465418, 930836, 1861672, 2559799, 5119598, 10239196, 20478392]

約数ペア:

[(1, 20478392), (2, 10239196), (4, 5119598), (8, 2559799), (11, 1861672), (22, 930836), (44, 465418), (88, 232709)]