20512163394

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{132001}}^1$

素因数の和:132195

約数の個数: 48

約数和(自身を含む): 45406047960

約数和(自身を除く): 24893884566

約数列:

[1, 2, 3, 6, 9, 18, 89, 97, 178, 194, 267, 291, 534, 582, 801, 873, 1602, 1746, 8633, 17266, 25899, 51798, 77697, 132001, 155394, 264002, 396003, 792006, 1188009, 2376018, 11748089, 12804097, 23496178, 25608194, 35244267, 38412291, 70488534, 76824582, 105732801, 115236873, 211465602, 230473746, 1139564633, 2279129266, 3418693899, 6837387798, 10256081697, 20512163394]

約数ペア:

[(1, 20512163394), (2, 10256081697), (3, 6837387798), (6, 3418693899), (9, 2279129266), (18, 1139564633), (89, 230473746), (97, 211465602), (178, 115236873), (194, 105732801), (267, 76824582), (291, 70488534), (534, 38412291), (582, 35244267), (801, 25608194), (873, 23496178), (1602, 12804097), (1746, 11748089), (8633, 2376018), (17266, 1188009), (25899, 792006), (51798, 396003), (77697, 264002), (132001, 155394)]