18852915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4349}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 32050800

約数和(自身を除く): 13197885

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4349, 13047, 21745, 65235, 73933, 221799, 369665, 1108995, 1256861, 3770583, 6284305, 18852915]

約数ペア:

[(1, 18852915), (3, 6284305), (5, 3770583), (15, 1256861), (17, 1108995), (51, 369665), (85, 221799), (255, 73933), (289, 65235), (867, 21745), (1445, 13047), (4335, 4349)]