18430839

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17209}}^1$

素因数の和:17239

約数の個数: 24

約数和(自身を含む): 32217120

約数和(自身を除く): 13786281

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 17209, 51627, 120463, 154881, 292553, 361389, 877659, 1084167, 2047871, 2632977, 6143613, 18430839]

約数ペア:

[(1, 18430839), (3, 6143613), (7, 2632977), (9, 2047871), (17, 1084167), (21, 877659), (51, 361389), (63, 292553), (119, 154881), (153, 120463), (357, 51627), (1071, 17209)]