20699693672

素因数分解:

$2^3\times 7^2\times {\mathrm{277}}^1\times {\mathrm{190633}}^1$

素因数の和:190930

約数の個数: 48

約数和(自身を含む): 45311795460

約数和(自身を除く): 24612101788

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 277, 392, 554, 1108, 1939, 2216, 3878, 7756, 13573, 15512, 27146, 54292, 108584, 190633, 381266, 762532, 1334431, 1525064, 2668862, 5337724, 9341017, 10675448, 18682034, 37364068, 52805341, 74728136, 105610682, 211221364, 369637387, 422442728, 739274774, 1478549548, 2587461709, 2957099096, 5174923418, 10349846836, 20699693672]

約数ペア:

[(1, 20699693672), (2, 10349846836), (4, 5174923418), (7, 2957099096), (8, 2587461709), (14, 1478549548), (28, 739274774), (49, 422442728), (56, 369637387), (98, 211221364), (196, 105610682), (277, 74728136), (392, 52805341), (554, 37364068), (1108, 18682034), (1939, 10675448), (2216, 9341017), (3878, 5337724), (7756, 2668862), (13573, 1525064), (15512, 1334431), (27146, 762532), (54292, 381266), (108584, 190633)]