20395704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{121403}}^1$

素因数の和:121419

約数の個数: 32

約数和(自身を含む): 58273920

約数和(自身を除く): 37878216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 121403, 242806, 364209, 485612, 728418, 849821, 971224, 1456836, 1699642, 2549463, 2913672, 3399284, 5098926, 6798568, 10197852, 20395704]

約数ペア:

[(1, 20395704), (2, 10197852), (3, 6798568), (4, 5098926), (6, 3399284), (7, 2913672), (8, 2549463), (12, 1699642), (14, 1456836), (21, 971224), (24, 849821), (28, 728418), (42, 485612), (56, 364209), (84, 242806), (168, 121403)]