19872333

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5479}}^1$

素因数の和:5529

約数の個数: 24

約数和(自身を含む): 31915520

約数和(自身を除く): 12043187

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5479, 16437, 49311, 71227, 169849, 213681, 509547, 641043, 1528641, 2208037, 6624111, 19872333]

約数ペア:

[(1, 19872333), (3, 6624111), (9, 2208037), (13, 1528641), (31, 641043), (39, 509547), (93, 213681), (117, 169849), (279, 71227), (403, 49311), (1209, 16437), (3627, 5479)]