20768706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{164831}}^1$

素因数の和:164846

約数の個数: 24

約数和(自身を含む): 51427584

約数和(自身を除く): 30658878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 164831, 329662, 494493, 988986, 1153817, 1483479, 2307634, 2966958, 3461451, 6922902, 10384353, 20768706]

約数ペア:

[(1, 20768706), (2, 10384353), (3, 6922902), (6, 3461451), (7, 2966958), (9, 2307634), (14, 1483479), (18, 1153817), (21, 988986), (42, 494493), (63, 329662), (126, 164831)]