19662897

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12437}}^1$

素因数の和:12488

約数の個数: 16

約数和(自身を含む): 28657152

約数和(自身を除く): 8994255

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 12437, 37311, 211429, 385547, 634287, 1156641, 6554299, 19662897]

約数ペア:

[(1, 19662897), (3, 6554299), (17, 1156641), (31, 634287), (51, 385547), (93, 211429), (527, 37311), (1581, 12437)]