20123282912

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{5197}}^1\times {\mathrm{5261}}^1$

素因数の和:10491

約数の個数: 48

約数和(自身を含む): 41356036512

約数和(自身を除く): 21232753600

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 5197, 5261, 10394, 10522, 20788, 21044, 41576, 42088, 83152, 84176, 119531, 121003, 166304, 168352, 239062, 242006, 478124, 484012, 956248, 968024, 1912496, 1936048, 3824992, 3872096, 27341417, 54682834, 109365668, 218731336, 437462672, 628852591, 874925344, 1257705182, 2515410364, 5030820728, 10061641456, 20123282912]

約数ペア:

[(1, 20123282912), (2, 10061641456), (4, 5030820728), (8, 2515410364), (16, 1257705182), (23, 874925344), (32, 628852591), (46, 437462672), (92, 218731336), (184, 109365668), (368, 54682834), (736, 27341417), (5197, 3872096), (5261, 3824992), (10394, 1936048), (10522, 1912496), (20788, 968024), (21044, 956248), (41576, 484012), (42088, 478124), (83152, 242006), (84176, 239062), (119531, 168352), (121003, 166304)]