20155367247

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{148747}}^1$

素因数の和:148859

約数の個数: 24

約数和(自身を含む): 28359698688

約数和(自身を除く): 8204331441

約数列:

[1, 3, 31, 47, 93, 141, 961, 1457, 2883, 4371, 45167, 135501, 148747, 446241, 4611157, 6991109, 13833471, 20973327, 142945867, 216724379, 428837601, 650173137, 6718455749, 20155367247]

約数ペア:

[(1, 20155367247), (3, 6718455749), (31, 650173137), (47, 428837601), (93, 216724379), (141, 142945867), (961, 20973327), (1457, 13833471), (2883, 6991109), (4371, 4611157), (45167, 446241), (135501, 148747)]