20120367465

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{68777}}^1$

素因数の和:68999

約数の個数: 64

約数和(自身を含む): 39219966720

約数和(自身を除く): 19099599255

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 197, 297, 495, 591, 985, 1485, 1773, 2167, 2955, 5319, 6501, 8865, 10835, 19503, 26595, 32505, 58509, 68777, 97515, 206331, 292545, 343885, 618993, 756547, 1031655, 1856979, 2269641, 3094965, 3782735, 6808923, 9284895, 11348205, 13549069, 20426769, 34044615, 40647207, 67745345, 102133845, 121941621, 149039759, 203236035, 365824863, 447119277, 609708105, 745198795, 1341357831, 1829124315, 2235596385, 4024073493, 6706789155, 20120367465]

約数ペア:

[(1, 20120367465), (3, 6706789155), (5, 4024073493), (9, 2235596385), (11, 1829124315), (15, 1341357831), (27, 745198795), (33, 609708105), (45, 447119277), (55, 365824863), (99, 203236035), (135, 149039759), (165, 121941621), (197, 102133845), (297, 67745345), (495, 40647207), (591, 34044615), (985, 20426769), (1485, 13549069), (1773, 11348205), (2167, 9284895), (2955, 6808923), (5319, 3782735), (6501, 3094965), (8865, 2269641), (10835, 1856979), (19503, 1031655), (26595, 756547), (32505, 618993), (58509, 343885), (68777, 292545), (97515, 206331)]