165651824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18521}}^1$

素因数の和:18585

約数の個数: 40

約数和(自身を含む): 353696112

約数和(自身を除く): 188044288

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 18521, 37042, 74084, 148168, 240773, 296336, 481546, 796403, 963092, 1592806, 1926184, 3185612, 3852368, 6371224, 10353239, 12742448, 20706478, 41412956, 82825912, 165651824]

約数ペア:

[(1, 165651824), (2, 82825912), (4, 41412956), (8, 20706478), (13, 12742448), (16, 10353239), (26, 6371224), (43, 3852368), (52, 3185612), (86, 1926184), (104, 1592806), (172, 963092), (208, 796403), (344, 481546), (559, 296336), (688, 240773), (1118, 148168), (2236, 74084), (4472, 37042), (8944, 18521)]