18493959

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5441}}^1$

素因数の和:5558

約数の個数: 16

約数和(自身を含む): 27166464

約数和(自身を除く): 8672505

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 5441, 16323, 59851, 179553, 560423, 1681269, 6164653, 18493959]

約数ペア:

[(1, 18493959), (3, 6164653), (11, 1681269), (33, 560423), (103, 179553), (309, 59851), (1133, 16323), (3399, 5441)]