20928652

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{719}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 38707200

約数和(自身を除く): 17778548

約数列:

[1, 2, 4, 19, 38, 76, 383, 719, 766, 1438, 1532, 2876, 7277, 13661, 14554, 27322, 29108, 54644, 275377, 550754, 1101508, 5232163, 10464326, 20928652]

約数ペア:

[(1, 20928652), (2, 10464326), (4, 5232163), (19, 1101508), (38, 550754), (76, 275377), (383, 54644), (719, 29108), (766, 27322), (1438, 14554), (1532, 13661), (2876, 7277)]