18218844

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 56511840

約数和(自身を除く): 38292996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 116, 126, 162, 174, 189, 203, 252, 261, 277, 324, 348, 378, 406, 522, 554, 567, 609, 756, 783, 812, 831, 1044, 1108, 1134, 1218, 1566, 1662, 1827, 1939, 2268, 2349, 2436, 2493, 3132, 3324, 3654, 3878, 4698, 4986, 5481, 5817, 7308, 7479, 7756, 8033, 9396, 9972, 10962, 11634, 14958, 16066, 16443, 17451, 21924, 22437, 23268, 24099, 29916, 32132, 32886, 34902, 44874, 48198, 52353, 56231, 65772, 69804, 72297, 89748, 96396, 104706, 112462, 144594, 157059, 168693, 209412, 216891, 224924, 289188, 314118, 337386, 433782, 506079, 628236, 650673, 674772, 867564, 1012158, 1301346, 1518237, 2024316, 2602692, 3036474, 4554711, 6072948, 9109422, 18218844]

約数ペア:

[(1, 18218844), (2, 9109422), (3, 6072948), (4, 4554711), (6, 3036474), (7, 2602692), (9, 2024316), (12, 1518237), (14, 1301346), (18, 1012158), (21, 867564), (27, 674772), (28, 650673), (29, 628236), (36, 506079), (42, 433782), (54, 337386), (58, 314118), (63, 289188), (81, 224924), (84, 216891), (87, 209412), (108, 168693), (116, 157059), (126, 144594), (162, 112462), (174, 104706), (189, 96396), (203, 89748), (252, 72297), (261, 69804), (277, 65772), (324, 56231), (348, 52353), (378, 48198), (406, 44874), (522, 34902), (554, 32886), (567, 32132), (609, 29916), (756, 24099), (783, 23268), (812, 22437), (831, 21924), (1044, 17451), (1108, 16443), (1134, 16066), (1218, 14958), (1566, 11634), (1662, 10962), (1827, 9972), (1939, 9396), (2268, 8033), (2349, 7756), (2436, 7479), (2493, 7308), (3132, 5817), (3324, 5481), (3654, 4986), (3878, 4698)]