20668382

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47623}}^1$

素因数の和:47663

約数の個数: 16

約数和(自身を含む): 36575232

約数和(自身を除く): 15906850

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 47623, 95246, 333361, 666722, 1476313, 2952626, 10334191, 20668382]

約数ペア:

[(1, 20668382), (2, 10334191), (7, 2952626), (14, 1476313), (31, 666722), (62, 333361), (217, 95246), (434, 47623)]