28003846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{10457}}^1$

素因数の和:10575

約数の個数: 16

約数和(自身を含む): 45680544

約数和(自身を除く): 17676698

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 10457, 20914, 135941, 271882, 1077071, 2154142, 14001923, 28003846]

約数ペア:

[(1, 28003846), (2, 14001923), (13, 2154142), (26, 1077071), (103, 271882), (206, 135941), (1339, 20914), (2678, 10457)]