20143858904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2521}}^1\times {\mathrm{76831}}^1$

素因数の和:79371

約数の個数: 32

約数和(自身を含む): 40691763840

約数和(自身を除く): 20547904936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2521, 5042, 10084, 20168, 32773, 65546, 76831, 131092, 153662, 262184, 307324, 614648, 998803, 1997606, 3995212, 7990424, 193690951, 387381902, 774763804, 1549527608, 2517982363, 5035964726, 10071929452, 20143858904]

約数ペア:

[(1, 20143858904), (2, 10071929452), (4, 5035964726), (8, 2517982363), (13, 1549527608), (26, 774763804), (52, 387381902), (104, 193690951), (2521, 7990424), (5042, 3995212), (10084, 1997606), (20168, 998803), (32773, 614648), (65546, 307324), (76831, 262184), (131092, 153662)]