18973672418

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1\times {\mathrm{115751}}^1$

素因数の和:117793

約数の個数: 16

約数和(自身を含む): 29169504000

約数和(自身を除く): 10195831582

約数列:

[1, 2, 41, 82, 1999, 3998, 81959, 115751, 163918, 231502, 4745791, 9491582, 231386249, 462772498, 9486836209, 18973672418]

約数ペア:

[(1, 18973672418), (2, 9486836209), (41, 462772498), (82, 231386249), (1999, 9491582), (3998, 4745791), (81959, 231502), (115751, 163918)]