16987442

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{881}}^1$

素因数の和:1225

約数の個数: 16

約数和(自身を含む): 26417664

約数和(自身を除く): 9430222

約数列:

[1, 2, 31, 62, 311, 622, 881, 1762, 9641, 19282, 27311, 54622, 273991, 547982, 8493721, 16987442]

約数ペア:

[(1, 16987442), (2, 8493721), (31, 547982), (62, 273991), (311, 54622), (622, 27311), (881, 19282), (1762, 9641)]