39996752

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{31643}}^1$

素因数の和:31730

約数の個数: 20

約数和(自身を含む): 78477120

約数和(自身を除く): 38480368

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 31643, 63286, 126572, 253144, 506288, 2499797, 4999594, 9999188, 19998376, 39996752]

約数ペア:

[(1, 39996752), (2, 19998376), (4, 9999188), (8, 4999594), (16, 2499797), (79, 506288), (158, 253144), (316, 126572), (632, 63286), (1264, 31643)]