18585374

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1097}}^1$

素因数の和:1339

約数の個数: 16

約数和(自身を含む): 28697328

約数和(自身を除く): 10111954

約数列:

[1, 2, 43, 86, 197, 394, 1097, 2194, 8471, 16942, 47171, 94342, 216109, 432218, 9292687, 18585374]

約数ペア:

[(1, 18585374), (2, 9292687), (43, 432218), (86, 216109), (197, 94342), (394, 47171), (1097, 16942), (2194, 8471)]