39720016

素因数分解:

$2^4\times 7^1\times {\mathrm{354643}}^1$

素因数の和:354658

約数の個数: 20

約数和(自身を含む): 87951712

約数和(自身を除く): 48231696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 354643, 709286, 1418572, 2482501, 2837144, 4965002, 5674288, 9930004, 19860008, 39720016]

約数ペア:

[(1, 39720016), (2, 19860008), (4, 9930004), (7, 5674288), (8, 4965002), (14, 2837144), (16, 2482501), (28, 1418572), (56, 709286), (112, 354643)]