19826290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{180239}}^1$

素因数の和:180257

約数の個数: 16

約数和(自身を含む): 38931840

約数和(自身を除く): 19105550

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 180239, 360478, 901195, 1802390, 1982629, 3965258, 9913145, 19826290]

約数ペア:

[(1, 19826290), (2, 9913145), (5, 3965258), (10, 1982629), (11, 1802390), (22, 901195), (55, 360478), (110, 180239)]