18470349

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5303}}^1$

素因数の和:5358

約数の個数: 20

約数和(自身を含む): 28238496

約数和(自身を除く): 9768147

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5303, 15909, 47727, 143181, 228029, 429543, 684087, 2052261, 6156783, 18470349]

約数ペア:

[(1, 18470349), (3, 6156783), (9, 2052261), (27, 684087), (43, 429543), (81, 228029), (129, 143181), (387, 47727), (1161, 15909), (3483, 5303)]