20712224

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{49789}}^1$

素因数の和:49812

約数の個数: 24

約数和(自身を含む): 43914780

約数和(自身を除く): 23202556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 49789, 99578, 199156, 398312, 647257, 796624, 1294514, 1593248, 2589028, 5178056, 10356112, 20712224]

約数ペア:

[(1, 20712224), (2, 10356112), (4, 5178056), (8, 2589028), (13, 1593248), (16, 1294514), (26, 796624), (32, 647257), (52, 398312), (104, 199156), (208, 99578), (416, 49789)]