18637668

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 56044800

約数和(自身を除く): 37407132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 89, 108, 126, 178, 189, 252, 267, 277, 356, 378, 534, 554, 623, 756, 801, 831, 1068, 1108, 1246, 1602, 1662, 1869, 1939, 2403, 2492, 2493, 3204, 3324, 3738, 3878, 4806, 4986, 5607, 5817, 7476, 7479, 7756, 9612, 9972, 11214, 11634, 14958, 16821, 17451, 22428, 23268, 24653, 29916, 33642, 34902, 49306, 52353, 67284, 69804, 73959, 98612, 104706, 147918, 172571, 209412, 221877, 295836, 345142, 443754, 517713, 665631, 690284, 887508, 1035426, 1331262, 1553139, 2070852, 2662524, 3106278, 4659417, 6212556, 9318834, 18637668]

約数ペア:

[(1, 18637668), (2, 9318834), (3, 6212556), (4, 4659417), (6, 3106278), (7, 2662524), (9, 2070852), (12, 1553139), (14, 1331262), (18, 1035426), (21, 887508), (27, 690284), (28, 665631), (36, 517713), (42, 443754), (54, 345142), (63, 295836), (84, 221877), (89, 209412), (108, 172571), (126, 147918), (178, 104706), (189, 98612), (252, 73959), (267, 69804), (277, 67284), (356, 52353), (378, 49306), (534, 34902), (554, 33642), (623, 29916), (756, 24653), (801, 23268), (831, 22428), (1068, 17451), (1108, 16821), (1246, 14958), (1602, 11634), (1662, 11214), (1869, 9972), (1939, 9612), (2403, 7756), (2492, 7479), (2493, 7476), (3204, 5817), (3324, 5607), (3738, 4986), (3878, 4806)]