20074288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{937}}^1$

素因数の和:1061

約数の個数: 40

約数和(自身を含む): 42337568

約数和(自身を除く): 22263280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 937, 1339, 1648, 1874, 2678, 3748, 5356, 7496, 10712, 12181, 14992, 21424, 24362, 48724, 96511, 97448, 193022, 194896, 386044, 772088, 1254643, 1544176, 2509286, 5018572, 10037144, 20074288]

約数ペア:

[(1, 20074288), (2, 10037144), (4, 5018572), (8, 2509286), (13, 1544176), (16, 1254643), (26, 772088), (52, 386044), (103, 194896), (104, 193022), (206, 97448), (208, 96511), (412, 48724), (824, 24362), (937, 21424), (1339, 14992), (1648, 12181), (1874, 10712), (2678, 7496), (3748, 5356)]