1639004738

素因数分解:

$2^1\times 7^1\times {\mathrm{5651}}^1\times {\mathrm{20717}}^1$

素因数の和:26377

約数の個数: 16

約数和(自身を含む): 2810355264

約数和(自身を除く): 1171350526

約数列:

[1, 2, 7, 14, 5651, 11302, 20717, 39557, 41434, 79114, 145019, 290038, 117071767, 234143534, 819502369, 1639004738]

約数ペア:

[(1, 1639004738), (2, 819502369), (7, 234143534), (14, 117071767), (5651, 290038), (11302, 145019), (20717, 79114), (39557, 41434)]