20546778406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{258067}}^1$

素因数の和:258145

約数の個数: 48

約数和(自身を含む): 39540146688

約数和(自身を除く): 18993368282

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 121, 154, 242, 329, 517, 658, 847, 1034, 1694, 3619, 5687, 7238, 11374, 39809, 79618, 258067, 516134, 1806469, 2838737, 3612938, 5677474, 12129149, 19871159, 24258298, 31226107, 39742318, 62452214, 84904043, 133420639, 169808086, 218582749, 266841278, 437165498, 933944473, 1467627029, 1867888946, 2935254058, 10273389203, 20546778406]

約数ペア:

[(1, 20546778406), (2, 10273389203), (7, 2935254058), (11, 1867888946), (14, 1467627029), (22, 933944473), (47, 437165498), (77, 266841278), (94, 218582749), (121, 169808086), (154, 133420639), (242, 84904043), (329, 62452214), (517, 39742318), (658, 31226107), (847, 24258298), (1034, 19871159), (1694, 12129149), (3619, 5677474), (5687, 3612938), (7238, 2838737), (11374, 1806469), (39809, 516134), (79618, 258067)]