18345051

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1511}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 28304640

約数和(自身を除く): 9959589

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 1511, 4047, 4533, 12141, 13599, 28709, 86127, 107281, 258381, 321843, 965529, 2038339, 6115017, 18345051]

約数ペア:

[(1, 18345051), (3, 6115017), (9, 2038339), (19, 965529), (57, 321843), (71, 258381), (171, 107281), (213, 86127), (639, 28709), (1349, 13599), (1511, 12141), (4047, 4533)]