20100642947

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{1487}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 26381168640

約数和(自身を除く): 6280525693

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 809, 1487, 1519, 2387, 5663, 8899, 10409, 16357, 16709, 25079, 39641, 46097, 62293, 72863, 114499, 175553, 275869, 322679, 436051, 507067, 801493, 1202983, 1228871, 1931083, 2258753, 3549469, 8420881, 13232813, 13517581, 24846283, 37292473, 58946167, 92629691, 261047311, 410217203, 648407837, 1827331177, 2871520421, 20100642947]

約数ペア:

[(1, 20100642947), (7, 2871520421), (11, 1827331177), (31, 648407837), (49, 410217203), (77, 261047311), (217, 92629691), (341, 58946167), (539, 37292473), (809, 24846283), (1487, 13517581), (1519, 13232813), (2387, 8420881), (5663, 3549469), (8899, 2258753), (10409, 1931083), (16357, 1228871), (16709, 1202983), (25079, 801493), (39641, 507067), (46097, 436051), (62293, 322679), (72863, 275869), (114499, 175553)]