19494442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2539}}^1$

素因数の和:2901

約数の個数: 16

約数和(自身を含む): 32004000

約数和(自身を除く): 12509558

約数列:

[1, 2, 11, 22, 349, 698, 2539, 3839, 5078, 7678, 27929, 55858, 886111, 1772222, 9747221, 19494442]

約数ペア:

[(1, 19494442), (2, 9747221), (11, 1772222), (22, 886111), (349, 55858), (698, 27929), (2539, 7678), (3839, 5078)]