20116910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{919}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 19627090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 919, 995, 1838, 1990, 2189, 4378, 4595, 9190, 10109, 10945, 20218, 21890, 50545, 101090, 182881, 365762, 914405, 1828810, 2011691, 4023382, 10058455, 20116910]

約数ペア:

[(1, 20116910), (2, 10058455), (5, 4023382), (10, 2011691), (11, 1828810), (22, 914405), (55, 365762), (110, 182881), (199, 101090), (398, 50545), (919, 21890), (995, 20218), (1838, 10945), (1990, 10109), (2189, 9190), (4378, 4595)]