19995354

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{1733}}^1$

素因数の和:2382

約数の個数: 24

約数和(自身を含む): 43415892

約数和(自身を除く): 23420538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1733, 1923, 3466, 3846, 5199, 5769, 10398, 11538, 15597, 31194, 1110853, 2221706, 3332559, 6665118, 9997677, 19995354]

約数ペア:

[(1, 19995354), (2, 9997677), (3, 6665118), (6, 3332559), (9, 2221706), (18, 1110853), (641, 31194), (1282, 15597), (1733, 11538), (1923, 10398), (3466, 5769), (3846, 5199)]