39890768

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{47041}}^1$

素因数の和:47102

約数の個数: 20

約数和(自身を含む): 78748308

約数和(自身を除く): 38857540

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 47041, 94082, 188164, 376328, 752656, 2493173, 4986346, 9972692, 19945384, 39890768]

約数ペア:

[(1, 39890768), (2, 19945384), (4, 9972692), (8, 4986346), (16, 2493173), (53, 752656), (106, 376328), (212, 188164), (424, 94082), (848, 47041)]