20131250690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1\times {\mathrm{80329}}^1$

素因数の和:81674

約数の個数: 32

約数和(自身を含む): 38172816000

約数和(自身を除く): 18041565310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1319, 2638, 6595, 13190, 25061, 50122, 80329, 125305, 160658, 250610, 401645, 803290, 1526251, 3052502, 7631255, 15262510, 105953951, 211907902, 529769755, 1059539510, 2013125069, 4026250138, 10065625345, 20131250690]

約数ペア:

[(1, 20131250690), (2, 10065625345), (5, 4026250138), (10, 2013125069), (19, 1059539510), (38, 529769755), (95, 211907902), (190, 105953951), (1319, 15262510), (2638, 7631255), (6595, 3052502), (13190, 1526251), (25061, 803290), (50122, 401645), (80329, 250610), (125305, 160658)]