20679824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{117499}}^1$

素因数の和:117518

約数の個数: 20

約数和(自身を含む): 43710000

約数和(自身を除く): 23030176

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 117499, 234998, 469996, 939992, 1292489, 1879984, 2584978, 5169956, 10339912, 20679824]

約数ペア:

[(1, 20679824), (2, 10339912), (4, 5169956), (8, 2584978), (11, 1879984), (16, 1292489), (22, 939992), (44, 469996), (88, 234998), (176, 117499)]