20679956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27647}}^1$

素因数の和:27679

約数の個数: 24

約数和(自身を含む): 41803776

約数和(自身を除く): 21123820

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 27647, 55294, 110588, 304117, 469999, 608234, 939998, 1216468, 1879996, 5169989, 10339978, 20679956]

約数ペア:

[(1, 20679956), (2, 10339978), (4, 5169989), (11, 1879996), (17, 1216468), (22, 939998), (34, 608234), (44, 469999), (68, 304117), (187, 110588), (374, 55294), (748, 27647)]