2020841823

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12697}}^1$

素因数の和:12784

約数の個数: 64

約数和(自身を含む): 3686280192

約数和(自身を除く): 1665438369

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 53, 77, 91, 143, 159, 231, 273, 371, 429, 583, 689, 1001, 1113, 1749, 2067, 3003, 4081, 4823, 7579, 12243, 12697, 14469, 22737, 38091, 53053, 88879, 139667, 159159, 165061, 266637, 419001, 495183, 672941, 977669, 1155427, 1815671, 2018823, 2933007, 3466281, 4710587, 5447013, 7402351, 8748233, 12709697, 14131761, 22207053, 26244699, 38129091, 51816457, 61237631, 96230563, 155449371, 183712893, 288691689, 673613941, 2020841823]

約数ペア:

[(1, 2020841823), (3, 673613941), (7, 288691689), (11, 183712893), (13, 155449371), (21, 96230563), (33, 61237631), (39, 51816457), (53, 38129091), (77, 26244699), (91, 22207053), (143, 14131761), (159, 12709697), (231, 8748233), (273, 7402351), (371, 5447013), (429, 4710587), (583, 3466281), (689, 2933007), (1001, 2018823), (1113, 1815671), (1749, 1155427), (2067, 977669), (3003, 672941), (4081, 495183), (4823, 419001), (7579, 266637), (12243, 165061), (12697, 159159), (14469, 139667), (22737, 88879), (38091, 53053)]