20913632

素因数分解:

$2^5\times {\mathrm{257}}^1\times {\mathrm{2543}}^1$

素因数の和:2810

約数の個数: 24

約数和(自身を含む): 41350176

約数和(自身を除く): 20436544

約数列:

[1, 2, 4, 8, 16, 32, 257, 514, 1028, 2056, 2543, 4112, 5086, 8224, 10172, 20344, 40688, 81376, 653551, 1307102, 2614204, 5228408, 10456816, 20913632]

約数ペア:

[(1, 20913632), (2, 10456816), (4, 5228408), (8, 2614204), (16, 1307102), (32, 653551), (257, 81376), (514, 40688), (1028, 20344), (2056, 10172), (2543, 8224), (4112, 5086)]