18865726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12799}}^1$

素因数の和:12879

約数の個数: 16

約数和(自身を含む): 31334400

約数和(自身を除く): 12468674

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 12799, 25598, 140789, 281578, 857533, 1715066, 9432863, 18865726]

約数ペア:

[(1, 18865726), (2, 9432863), (11, 1715066), (22, 857533), (67, 281578), (134, 140789), (737, 25598), (1474, 12799)]