19016270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20897}}^1$

素因数の和:20924

約数の個数: 32

約数和(自身を含む): 42130368

約数和(自身を除く): 23114098

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20897, 41794, 104485, 146279, 208970, 271661, 292558, 543322, 731395, 1358305, 1462790, 1901627, 2716610, 3803254, 9508135, 19016270]

約数ペア:

[(1, 19016270), (2, 9508135), (5, 3803254), (7, 2716610), (10, 1901627), (13, 1462790), (14, 1358305), (26, 731395), (35, 543322), (65, 292558), (70, 271661), (91, 208970), (130, 146279), (182, 104485), (455, 41794), (910, 20897)]