18819657213

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{18947}}^1$

素因数の和:19226

約数の個数: 48

約数和(自身を含む): 30327410880

約数和(自身を除く): 11507753667

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 233, 609, 699, 1421, 1631, 4263, 4893, 6757, 11417, 18947, 20271, 34251, 47299, 56841, 132629, 141897, 331093, 397887, 549463, 928403, 993279, 1648389, 2785209, 3846241, 4414651, 11538723, 13243953, 26923687, 30902557, 80771061, 92707671, 128024879, 216317899, 384074637, 648953697, 896174153, 2688522459, 6273219071, 18819657213]

約数ペア:

[(1, 18819657213), (3, 6273219071), (7, 2688522459), (21, 896174153), (29, 648953697), (49, 384074637), (87, 216317899), (147, 128024879), (203, 92707671), (233, 80771061), (609, 30902557), (699, 26923687), (1421, 13243953), (1631, 11538723), (4263, 4414651), (4893, 3846241), (6757, 2785209), (11417, 1648389), (18947, 993279), (20271, 928403), (34251, 549463), (47299, 397887), (56841, 331093), (132629, 141897)]