20285556

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{99439}}^1$

素因数の和:99463

約数の個数: 24

約数和(自身を含む): 50117760

約数和(自身を除く): 29832204

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 99439, 198878, 298317, 397756, 596634, 1193268, 1690463, 3380926, 5071389, 6761852, 10142778, 20285556]

約数ペア:

[(1, 20285556), (2, 10142778), (3, 6761852), (4, 5071389), (6, 3380926), (12, 1690463), (17, 1193268), (34, 596634), (51, 397756), (68, 298317), (102, 198878), (204, 99439)]