18765726

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 47278080

約数和(自身を除く): 28512354

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 31, 42, 49, 58, 62, 71, 87, 93, 98, 142, 147, 174, 186, 203, 213, 217, 294, 406, 426, 434, 497, 609, 651, 899, 994, 1218, 1302, 1421, 1491, 1519, 1798, 2059, 2201, 2697, 2842, 2982, 3038, 3479, 4118, 4263, 4402, 4557, 5394, 6177, 6293, 6603, 6958, 8526, 9114, 10437, 12354, 12586, 13206, 14413, 15407, 18879, 20874, 28826, 30814, 37758, 43239, 44051, 46221, 63829, 86478, 88102, 92442, 100891, 107849, 127658, 132153, 191487, 201782, 215698, 264306, 302673, 323547, 382974, 446803, 605346, 647094, 893606, 1340409, 2680818, 3127621, 6255242, 9382863, 18765726]

約数ペア:

[(1, 18765726), (2, 9382863), (3, 6255242), (6, 3127621), (7, 2680818), (14, 1340409), (21, 893606), (29, 647094), (31, 605346), (42, 446803), (49, 382974), (58, 323547), (62, 302673), (71, 264306), (87, 215698), (93, 201782), (98, 191487), (142, 132153), (147, 127658), (174, 107849), (186, 100891), (203, 92442), (213, 88102), (217, 86478), (294, 63829), (406, 46221), (426, 44051), (434, 43239), (497, 37758), (609, 30814), (651, 28826), (899, 20874), (994, 18879), (1218, 15407), (1302, 14413), (1421, 13206), (1491, 12586), (1519, 12354), (1798, 10437), (2059, 9114), (2201, 8526), (2697, 6958), (2842, 6603), (2982, 6293), (3038, 6177), (3479, 5394), (4118, 4557), (4263, 4402)]