20001806786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{125929}}^1$

素因数の和:126134

約数の個数: 32

約数和(自身を含む): 33321078000

約数和(自身を除く): 13319271214

約数列:

[1, 2, 13, 26, 41, 82, 149, 298, 533, 1066, 1937, 3874, 6109, 12218, 79417, 125929, 158834, 251858, 1637077, 3274154, 5163089, 10326178, 18763421, 37526842, 67120157, 134240314, 243924473, 487848946, 769300261, 1538600522, 10000903393, 20001806786]

約数ペア:

[(1, 20001806786), (2, 10000903393), (13, 1538600522), (26, 769300261), (41, 487848946), (82, 243924473), (149, 134240314), (298, 67120157), (533, 37526842), (1066, 18763421), (1937, 10326178), (3874, 5163089), (6109, 3274154), (12218, 1637077), (79417, 251858), (125929, 158834)]