19908273959

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1\times {\mathrm{40639}}^1$

素因数の和:42182

約数の個数: 16

約数和(自身を含む): 23252582400

約数和(自身を除く): 3344308441

約数列:

[1, 7, 47, 329, 1489, 10423, 40639, 69983, 284473, 489881, 1910033, 13370231, 60511471, 423580297, 2844039137, 19908273959]

約数ペア:

[(1, 19908273959), (7, 2844039137), (47, 423580297), (329, 60511471), (1489, 13370231), (10423, 1910033), (40639, 489881), (69983, 284473)]