20378713030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1438159}}^1$

素因数の和:1438288

約数の個数: 32

約数和(自身を含む): 39865795200

約数和(自身を除く): 19487082170

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2834, 7085, 14170, 1438159, 2876318, 7190795, 14381590, 18696067, 37392134, 93480335, 156759331, 186960670, 313518662, 783796655, 1567593310, 2037871303, 4075742606, 10189356515, 20378713030]

約数ペア:

[(1, 20378713030), (2, 10189356515), (5, 4075742606), (10, 2037871303), (13, 1567593310), (26, 783796655), (65, 313518662), (109, 186960670), (130, 156759331), (218, 93480335), (545, 37392134), (1090, 18696067), (1417, 14381590), (2834, 7190795), (7085, 2876318), (14170, 1438159)]