20757388

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1409}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 37900800

約数和(自身を除く): 17143412

約数列:

[1, 2, 4, 29, 58, 116, 127, 254, 508, 1409, 2818, 3683, 5636, 7366, 14732, 40861, 81722, 163444, 178943, 357886, 715772, 5189347, 10378694, 20757388]

約数ペア:

[(1, 20757388), (2, 10378694), (4, 5189347), (29, 715772), (58, 357886), (116, 178943), (127, 163444), (254, 81722), (508, 40861), (1409, 14732), (2818, 7366), (3683, 5636)]