19922678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1949}}^1$

素因数の和:2239

約数の個数: 16

約数和(自身を含む): 31590000

約数和(自身を除く): 11667322

約数列:

[1, 2, 19, 38, 269, 538, 1949, 3898, 5111, 10222, 37031, 74062, 524281, 1048562, 9961339, 19922678]

約数ペア:

[(1, 19922678), (2, 9961339), (19, 1048562), (38, 524281), (269, 74062), (538, 37031), (1949, 10222), (3898, 5111)]