19640324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1279}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 37632000

約数和(自身を除く): 17991676

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 1279, 1396, 2558, 3839, 5116, 7678, 14069, 15356, 28138, 56276, 446371, 892742, 1785484, 4910081, 9820162, 19640324]

約数ペア:

[(1, 19640324), (2, 9820162), (4, 4910081), (11, 1785484), (22, 892742), (44, 446371), (349, 56276), (698, 28138), (1279, 15356), (1396, 14069), (2558, 7678), (3839, 5116)]