20196965195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{599}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 27713664000

約数和(自身を除く): 7516698805

約数列:

[1, 5, 11, 43, 53, 55, 215, 265, 269, 473, 583, 599, 1345, 2279, 2365, 2915, 2959, 2995, 6589, 11395, 11567, 14257, 14795, 25069, 25757, 31747, 32945, 57835, 71285, 125345, 127237, 128785, 156827, 158735, 161131, 283327, 349217, 613051, 636185, 784135, 805655, 1365121, 1416635, 1746085, 1772441, 3065255, 6743561, 6825605, 6928633, 8539943, 8862205, 15016331, 33717805, 34643165, 42699715, 75081655, 76214963, 93939373, 367217549, 381074815, 469696865, 1836087745, 4039393039, 20196965195]

約数ペア:

[(1, 20196965195), (5, 4039393039), (11, 1836087745), (43, 469696865), (53, 381074815), (55, 367217549), (215, 93939373), (265, 76214963), (269, 75081655), (473, 42699715), (583, 34643165), (599, 33717805), (1345, 15016331), (2279, 8862205), (2365, 8539943), (2915, 6928633), (2959, 6825605), (2995, 6743561), (6589, 3065255), (11395, 1772441), (11567, 1746085), (14257, 1416635), (14795, 1365121), (25069, 805655), (25757, 784135), (31747, 636185), (32945, 613051), (57835, 349217), (71285, 283327), (125345, 161131), (127237, 158735), (128785, 156827)]