18338976

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1774

約数の個数: 72

約数和(自身を含む): 53592084

約数和(自身を除く): 35253108

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1721, 1776, 2664, 3442, 3552, 5163, 5328, 6884, 10326, 10656, 13768, 15489, 20652, 27536, 30978, 41304, 55072, 61956, 63677, 82608, 123912, 127354, 165216, 191031, 247824, 254708, 382062, 495648, 509416, 573093, 764124, 1018832, 1146186, 1528248, 2037664, 2292372, 3056496, 4584744, 6112992, 9169488, 18338976]

約数ペア:

[(1, 18338976), (2, 9169488), (3, 6112992), (4, 4584744), (6, 3056496), (8, 2292372), (9, 2037664), (12, 1528248), (16, 1146186), (18, 1018832), (24, 764124), (32, 573093), (36, 509416), (37, 495648), (48, 382062), (72, 254708), (74, 247824), (96, 191031), (111, 165216), (144, 127354), (148, 123912), (222, 82608), (288, 63677), (296, 61956), (333, 55072), (444, 41304), (592, 30978), (666, 27536), (888, 20652), (1184, 15489), (1332, 13768), (1721, 10656), (1776, 10326), (2664, 6884), (3442, 5328), (3552, 5163)]