20439226

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1907}}^1$

素因数の和:2165

約数の個数: 16

約数和(自身を含む): 32145984

約数和(自身を除く): 11706758

約数列:

[1, 2, 23, 46, 233, 466, 1907, 3814, 5359, 10718, 43861, 87722, 444331, 888662, 10219613, 20439226]

約数ペア:

[(1, 20439226), (2, 10219613), (23, 888662), (46, 444331), (233, 87722), (466, 43861), (1907, 10718), (3814, 5359)]