18672316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{857}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 35315280

約数和(自身を除く): 16642964

約数列:

[1, 2, 4, 13, 26, 52, 419, 838, 857, 1676, 1714, 3428, 5447, 10894, 11141, 21788, 22282, 44564, 359083, 718166, 1436332, 4668079, 9336158, 18672316]

約数ペア:

[(1, 18672316), (2, 9336158), (4, 4668079), (13, 1436332), (26, 718166), (52, 359083), (419, 44564), (838, 22282), (857, 21788), (1676, 11141), (1714, 10894), (3428, 5447)]