2021522984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19437721}}^1$

素因数の和:19437740

約数の個数: 16

約数和(自身を含む): 4081921620

約数和(自身を除く): 2060398636

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19437721, 38875442, 77750884, 155501768, 252690373, 505380746, 1010761492, 2021522984]

約数ペア:

[(1, 2021522984), (2, 1010761492), (4, 505380746), (8, 252690373), (13, 155501768), (26, 77750884), (52, 38875442), (104, 19437721)]