18831223

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 21172320

約数和(自身を除く): 2341097

約数列:

[1, 17, 19, 173, 323, 337, 2941, 3287, 5729, 6403, 55879, 58301, 108851, 991117, 1107719, 18831223]

約数ペア:

[(1, 18831223), (17, 1107719), (19, 991117), (173, 108851), (323, 58301), (337, 55879), (2941, 6403), (3287, 5729)]