20267876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12959}}^1$

素因数の和:13003

約数の個数: 24

約数和(自身を含む): 39191040

約数和(自身を除く): 18923164

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12959, 25918, 51836, 220303, 298057, 440606, 596114, 881212, 1192228, 5066969, 10133938, 20267876]

約数ペア:

[(1, 20267876), (2, 10133938), (4, 5066969), (17, 1192228), (23, 881212), (34, 596114), (46, 440606), (68, 298057), (92, 220303), (391, 51836), (782, 25918), (1564, 12959)]