20782708

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1013}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 38158848

約数和(自身を除く): 17376140

約数列:

[1, 2, 4, 23, 46, 92, 223, 446, 892, 1013, 2026, 4052, 5129, 10258, 20516, 23299, 46598, 93196, 225899, 451798, 903596, 5195677, 10391354, 20782708]

約数ペア:

[(1, 20782708), (2, 10391354), (4, 5195677), (23, 903596), (46, 451798), (92, 225899), (223, 93196), (446, 46598), (892, 23299), (1013, 20516), (2026, 10258), (4052, 5129)]