18597328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{27031}}^1$

素因数の和:27082

約数の個数: 20

約数和(自身を含む): 36871648

約数和(自身を除く): 18274320

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 27031, 54062, 108124, 216248, 432496, 1162333, 2324666, 4649332, 9298664, 18597328]

約数ペア:

[(1, 18597328), (2, 9298664), (4, 4649332), (8, 2324666), (16, 1162333), (43, 432496), (86, 216248), (172, 108124), (344, 54062), (688, 27031)]