18279558

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 46949760

約数和(自身を除く): 28670202

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 43, 57, 66, 86, 99, 113, 114, 129, 171, 198, 209, 226, 258, 339, 342, 387, 418, 473, 627, 678, 774, 817, 946, 1017, 1243, 1254, 1419, 1634, 1881, 2034, 2147, 2451, 2486, 2838, 3729, 3762, 4257, 4294, 4859, 4902, 6441, 7353, 7458, 8514, 8987, 9718, 11187, 12882, 14577, 14706, 17974, 19323, 22374, 23617, 26961, 29154, 38646, 43731, 47234, 53449, 53922, 70851, 80883, 87462, 92321, 106898, 141702, 160347, 161766, 184642, 212553, 276963, 320694, 425106, 481041, 553926, 830889, 962082, 1015531, 1661778, 2031062, 3046593, 6093186, 9139779, 18279558]

約数ペア:

[(1, 18279558), (2, 9139779), (3, 6093186), (6, 3046593), (9, 2031062), (11, 1661778), (18, 1015531), (19, 962082), (22, 830889), (33, 553926), (38, 481041), (43, 425106), (57, 320694), (66, 276963), (86, 212553), (99, 184642), (113, 161766), (114, 160347), (129, 141702), (171, 106898), (198, 92321), (209, 87462), (226, 80883), (258, 70851), (339, 53922), (342, 53449), (387, 47234), (418, 43731), (473, 38646), (627, 29154), (678, 26961), (774, 23617), (817, 22374), (946, 19323), (1017, 17974), (1243, 14706), (1254, 14577), (1419, 12882), (1634, 11187), (1881, 9718), (2034, 8987), (2147, 8514), (2451, 7458), (2486, 7353), (2838, 6441), (3729, 4902), (3762, 4859), (4257, 4294)]