2011921902

素因数分解:

$2^1\times 3^7\times {\mathrm{73}}^1\times {\mathrm{6301}}^1$

素因数の和:6397

約数の個数: 64

約数和(自身を含む): 4588864320

約数和(自身を除く): 2576942418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 243, 438, 486, 657, 729, 1314, 1458, 1971, 2187, 3942, 4374, 5913, 6301, 11826, 12602, 17739, 18903, 35478, 37806, 53217, 56709, 106434, 113418, 159651, 170127, 319302, 340254, 459973, 510381, 919946, 1020762, 1379919, 1531143, 2759838, 3062286, 4139757, 4593429, 8279514, 9186858, 12419271, 13780287, 24838542, 27560574, 37257813, 74515626, 111773439, 223546878, 335320317, 670640634, 1005960951, 2011921902]

約数ペア:

[(1, 2011921902), (2, 1005960951), (3, 670640634), (6, 335320317), (9, 223546878), (18, 111773439), (27, 74515626), (54, 37257813), (73, 27560574), (81, 24838542), (146, 13780287), (162, 12419271), (219, 9186858), (243, 8279514), (438, 4593429), (486, 4139757), (657, 3062286), (729, 2759838), (1314, 1531143), (1458, 1379919), (1971, 1020762), (2187, 919946), (3942, 510381), (4374, 459973), (5913, 340254), (6301, 319302), (11826, 170127), (12602, 159651), (17739, 113418), (18903, 106434), (35478, 56709), (37806, 53217)]