12713042992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61120399}}^1$

素因数の和:61120420

約数の個数: 20

約数和(自身を含む): 26526253600

約数和(自身を除く): 13813210608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61120399, 122240798, 244481596, 488963192, 794565187, 977926384, 1589130374, 3178260748, 6356521496, 12713042992]

約数ペア:

[(1, 12713042992), (2, 6356521496), (4, 3178260748), (8, 1589130374), (13, 977926384), (16, 794565187), (26, 488963192), (52, 244481596), (104, 122240798), (208, 61120399)]