20391042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1657}}^1$

素因数の和:1962

約数の個数: 32

約数和(自身を含む): 46795392

約数和(自身を除く): 26404350

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 293, 586, 879, 1657, 1758, 2051, 3314, 4102, 4971, 6153, 9942, 11599, 12306, 23198, 34797, 69594, 485501, 971002, 1456503, 2913006, 3398507, 6797014, 10195521, 20391042]

約数ペア:

[(1, 20391042), (2, 10195521), (3, 6797014), (6, 3398507), (7, 2913006), (14, 1456503), (21, 971002), (42, 485501), (293, 69594), (586, 34797), (879, 23198), (1657, 12306), (1758, 11599), (2051, 9942), (3314, 6153), (4102, 4971)]