20187631455

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{2053}}^1$

素因数の和:2432

約数の個数: 64

約数和(自身を含む): 33789450240

約数和(自身を除く): 13601818785

約数列:

[1, 3, 5, 15, 41, 59, 123, 177, 205, 271, 295, 615, 813, 885, 1355, 2053, 2419, 4065, 6159, 7257, 10265, 11111, 12095, 15989, 30795, 33333, 36285, 47967, 55555, 79945, 84173, 121127, 166665, 239835, 252519, 363381, 420865, 556363, 605635, 655549, 1262595, 1669089, 1816905, 1966647, 2781815, 3277745, 4966207, 8345445, 9833235, 14898621, 22810883, 24831035, 32825417, 68432649, 74493105, 98476251, 114054415, 164127085, 342163245, 492381255, 1345842097, 4037526291, 6729210485, 20187631455]

約数ペア:

[(1, 20187631455), (3, 6729210485), (5, 4037526291), (15, 1345842097), (41, 492381255), (59, 342163245), (123, 164127085), (177, 114054415), (205, 98476251), (271, 74493105), (295, 68432649), (615, 32825417), (813, 24831035), (885, 22810883), (1355, 14898621), (2053, 9833235), (2419, 8345445), (4065, 4966207), (6159, 3277745), (7257, 2781815), (10265, 1966647), (11111, 1816905), (12095, 1669089), (15989, 1262595), (30795, 655549), (33333, 605635), (36285, 556363), (47967, 420865), (55555, 363381), (79945, 252519), (84173, 239835), (121127, 166665)]