20182859905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107777}}^1$

素因数の和:107905

約数の個数: 32

約数和(自身を含む): 27087629184

約数和(自身を除く): 6904769279

約数列:

[1, 5, 13, 43, 65, 67, 215, 335, 559, 871, 2795, 2881, 4355, 14405, 37453, 107777, 187265, 538885, 1401101, 4634411, 7005505, 7221059, 23172055, 36105295, 60247343, 93873767, 301236715, 310505537, 469368835, 1552527685, 4036571981, 20182859905]

約数ペア:

[(1, 20182859905), (5, 4036571981), (13, 1552527685), (43, 469368835), (65, 310505537), (67, 301236715), (215, 93873767), (335, 60247343), (559, 36105295), (871, 23172055), (2795, 7221059), (2881, 7005505), (4355, 4634411), (14405, 1401101), (37453, 538885), (107777, 187265)]