18395384

素因数分解:

$2^3\times 7^2\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 40506480

約数和(自身を除く): 22111096

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 167, 196, 281, 334, 392, 562, 668, 1124, 1169, 1336, 1967, 2248, 2338, 3934, 4676, 7868, 8183, 9352, 13769, 15736, 16366, 27538, 32732, 46927, 55076, 65464, 93854, 110152, 187708, 328489, 375416, 656978, 1313956, 2299423, 2627912, 4598846, 9197692, 18395384]

約数ペア:

[(1, 18395384), (2, 9197692), (4, 4598846), (7, 2627912), (8, 2299423), (14, 1313956), (28, 656978), (49, 375416), (56, 328489), (98, 187708), (167, 110152), (196, 93854), (281, 65464), (334, 55076), (392, 46927), (562, 32732), (668, 27538), (1124, 16366), (1169, 15736), (1336, 13769), (1967, 9352), (2248, 8183), (2338, 7868), (3934, 4676)]