19713952

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{14327}}^1$

素因数の和:14380

約数の個数: 24

約数和(自身を含む): 39717216

約数和(自身を除く): 20003264

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 14327, 28654, 57308, 114616, 229232, 458464, 616061, 1232122, 2464244, 4928488, 9856976, 19713952]

約数ペア:

[(1, 19713952), (2, 9856976), (4, 4928488), (8, 2464244), (16, 1232122), (32, 616061), (43, 458464), (86, 229232), (172, 114616), (344, 57308), (688, 28654), (1376, 14327)]