20497646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 34933248

約数和(自身を除く): 14435602

約数列:

[1, 2, 13, 23, 26, 46, 151, 227, 299, 302, 454, 598, 1963, 2951, 3473, 3926, 5221, 5902, 6946, 10442, 34277, 45149, 67873, 68554, 90298, 135746, 445601, 788371, 891202, 1576742, 10248823, 20497646]

約数ペア:

[(1, 20497646), (2, 10248823), (13, 1576742), (23, 891202), (26, 788371), (46, 445601), (151, 135746), (227, 90298), (299, 68554), (302, 67873), (454, 45149), (598, 34277), (1963, 10442), (2951, 6946), (3473, 5902), (3926, 5221)]