31175248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2111}}^1$

素因数の和:2203

約数の個数: 40

約数和(自身を含む): 65995776

約数和(自身を除く): 34820528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 2111, 3692, 4222, 7384, 8444, 14768, 16888, 27443, 33776, 54886, 109772, 149881, 219544, 299762, 439088, 599524, 1199048, 1948453, 2398096, 3896906, 7793812, 15587624, 31175248]

約数ペア:

[(1, 31175248), (2, 15587624), (4, 7793812), (8, 3896906), (13, 2398096), (16, 1948453), (26, 1199048), (52, 599524), (71, 439088), (104, 299762), (142, 219544), (208, 149881), (284, 109772), (568, 54886), (923, 33776), (1136, 27443), (1846, 16888), (2111, 14768), (3692, 8444), (4222, 7384)]