20186005527

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{2393}}^1$

素因数の和:2820

約数の個数: 48

約数和(自身を含む): 30367104768

約数和(自身を除く): 10181099241

約数列:

[1, 3, 9, 43, 71, 129, 213, 307, 387, 639, 921, 2393, 2763, 3053, 7179, 9159, 13201, 21537, 21797, 27477, 39603, 65391, 102899, 118809, 169903, 196173, 308697, 509709, 734651, 926091, 937271, 1529127, 2203953, 2811813, 6611859, 7305829, 8435439, 21917487, 31589993, 52160221, 65752461, 94769979, 156480663, 284309937, 469441989, 2242889503, 6728668509, 20186005527]

約数ペア:

[(1, 20186005527), (3, 6728668509), (9, 2242889503), (43, 469441989), (71, 284309937), (129, 156480663), (213, 94769979), (307, 65752461), (387, 52160221), (639, 31589993), (921, 21917487), (2393, 8435439), (2763, 7305829), (3053, 6611859), (7179, 2811813), (9159, 2203953), (13201, 1529127), (21537, 937271), (21797, 926091), (27477, 734651), (39603, 509709), (65391, 308697), (102899, 196173), (118809, 169903)]