18897693

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11953}}^1$

素因数の和:12004

約数の個数: 16

約数和(自身を含む): 27542016

約数和(自身を除く): 8644323

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 11953, 35859, 203201, 370543, 609603, 1111629, 6299231, 18897693]

約数ペア:

[(1, 18897693), (3, 6299231), (17, 1111629), (31, 609603), (51, 370543), (93, 203201), (527, 35859), (1581, 11953)]