19753389

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{461}}^1$

素因数の和:519

約数の個数: 30

約数和(自身を含む): 30913806

約数和(自身を除く): 11160417

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 461, 529, 621, 1383, 1587, 1863, 4149, 4761, 10603, 12447, 14283, 31809, 37341, 42849, 95427, 243869, 286281, 731607, 858843, 2194821, 6584463, 19753389]

約数ペア:

[(1, 19753389), (3, 6584463), (9, 2194821), (23, 858843), (27, 731607), (69, 286281), (81, 243869), (207, 95427), (461, 42849), (529, 37341), (621, 31809), (1383, 14283), (1587, 12447), (1863, 10603), (4149, 4761)]