20154687063

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{1607}}^1$

素因数の和:1892

約数の個数: 64

約数和(自身を含む): 31950471168

約数和(自身を除く): 11795784105

約数列:

[1, 3, 7, 21, 47, 97, 131, 141, 291, 329, 393, 679, 917, 987, 1607, 2037, 2751, 4559, 4821, 6157, 11249, 12707, 13677, 18471, 31913, 33747, 38121, 43099, 75529, 88949, 95739, 129297, 155879, 210517, 226587, 266847, 467637, 528703, 597229, 631551, 1091153, 1473619, 1586109, 1791687, 3273459, 4180603, 4420857, 7326313, 9894299, 12541809, 20420149, 21978939, 29682897, 51284191, 61260447, 69260093, 142941043, 153852573, 207780279, 428823129, 959747003, 2879241009, 6718229021, 20154687063]

約数ペア:

[(1, 20154687063), (3, 6718229021), (7, 2879241009), (21, 959747003), (47, 428823129), (97, 207780279), (131, 153852573), (141, 142941043), (291, 69260093), (329, 61260447), (393, 51284191), (679, 29682897), (917, 21978939), (987, 20420149), (1607, 12541809), (2037, 9894299), (2751, 7326313), (4559, 4420857), (4821, 4180603), (6157, 3273459), (11249, 1791687), (12707, 1586109), (13677, 1473619), (18471, 1091153), (31913, 631551), (33747, 597229), (38121, 528703), (43099, 467637), (75529, 266847), (88949, 226587), (95739, 210517), (129297, 155879)]