17963336

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 34953600

約数和(自身を除く): 16990264

約数列:

[1, 2, 4, 8, 43, 79, 86, 158, 172, 316, 344, 632, 661, 1322, 2644, 3397, 5288, 6794, 13588, 27176, 28423, 52219, 56846, 104438, 113692, 208876, 227384, 417752, 2245417, 4490834, 8981668, 17963336]

約数ペア:

[(1, 17963336), (2, 8981668), (4, 4490834), (8, 2245417), (43, 417752), (79, 227384), (86, 208876), (158, 113692), (172, 104438), (316, 56846), (344, 52219), (632, 28423), (661, 27176), (1322, 13588), (2644, 6794), (3397, 5288)]