20120126

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 34557600

約数和(自身を除く): 14437474

約数列:

[1, 2, 13, 19, 26, 38, 169, 241, 247, 338, 482, 494, 2197, 3133, 3211, 4394, 4579, 6266, 6422, 9158, 40729, 41743, 59527, 81458, 83486, 119054, 529477, 773851, 1058954, 1547702, 10060063, 20120126]

約数ペア:

[(1, 20120126), (2, 10060063), (13, 1547702), (19, 1058954), (26, 773851), (38, 529477), (169, 119054), (241, 83486), (247, 81458), (338, 59527), (482, 41743), (494, 40729), (2197, 9158), (3133, 6422), (3211, 6266), (4394, 4579)]