18906696

素因数分解:

$2^3\times 3^4\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 53578800

約数和(自身を除く): 34672104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 163, 179, 216, 324, 326, 358, 489, 537, 648, 652, 716, 978, 1074, 1304, 1432, 1467, 1611, 1956, 2148, 2934, 3222, 3912, 4296, 4401, 4833, 5868, 6444, 8802, 9666, 11736, 12888, 13203, 14499, 17604, 19332, 26406, 28998, 29177, 35208, 38664, 52812, 57996, 58354, 87531, 105624, 115992, 116708, 175062, 233416, 262593, 350124, 525186, 700248, 787779, 1050372, 1575558, 2100744, 2363337, 3151116, 4726674, 6302232, 9453348, 18906696]

約数ペア:

[(1, 18906696), (2, 9453348), (3, 6302232), (4, 4726674), (6, 3151116), (8, 2363337), (9, 2100744), (12, 1575558), (18, 1050372), (24, 787779), (27, 700248), (36, 525186), (54, 350124), (72, 262593), (81, 233416), (108, 175062), (162, 116708), (163, 115992), (179, 105624), (216, 87531), (324, 58354), (326, 57996), (358, 52812), (489, 38664), (537, 35208), (648, 29177), (652, 28998), (716, 26406), (978, 19332), (1074, 17604), (1304, 14499), (1432, 13203), (1467, 12888), (1611, 11736), (1956, 9666), (2148, 8802), (2934, 6444), (3222, 5868), (3912, 4833), (4296, 4401)]