20064069837

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{4643}}^1$

素因数の和:4943

約数の個数: 72

約数和(自身を含む): 34687336320

約数和(自身を除く): 14623266483

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 239, 287, 369, 441, 717, 861, 1673, 2009, 2151, 2583, 4643, 5019, 6027, 9799, 11711, 13929, 15057, 18081, 29397, 32501, 35133, 41787, 68593, 88191, 97503, 105399, 190363, 205779, 227507, 292509, 480151, 571089, 617337, 682521, 1109677, 1332541, 1440453, 1713267, 2047563, 3329031, 3997623, 4321359, 7767739, 9327787, 9987093, 11992869, 23303217, 27983361, 45496757, 54374173, 69909651, 83950083, 136490271, 163122519, 318477299, 409470813, 489367557, 955431897, 2229341093, 2866295691, 6688023279, 20064069837]

約数ペア:

[(1, 20064069837), (3, 6688023279), (7, 2866295691), (9, 2229341093), (21, 955431897), (41, 489367557), (49, 409470813), (63, 318477299), (123, 163122519), (147, 136490271), (239, 83950083), (287, 69909651), (369, 54374173), (441, 45496757), (717, 27983361), (861, 23303217), (1673, 11992869), (2009, 9987093), (2151, 9327787), (2583, 7767739), (4643, 4321359), (5019, 3997623), (6027, 3329031), (9799, 2047563), (11711, 1713267), (13929, 1440453), (15057, 1332541), (18081, 1109677), (29397, 682521), (32501, 617337), (35133, 571089), (41787, 480151), (68593, 292509), (88191, 227507), (97503, 205779), (105399, 190363)]