20727112

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12763}}^1$

素因数の和:12805

約数の個数: 32

約数和(自身を含む): 45950400

約数和(自身を除く): 25223288

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12763, 25526, 51052, 89341, 102104, 178682, 357364, 370127, 714728, 740254, 1480508, 2590889, 2961016, 5181778, 10363556, 20727112]

約数ペア:

[(1, 20727112), (2, 10363556), (4, 5181778), (7, 2961016), (8, 2590889), (14, 1480508), (28, 740254), (29, 714728), (56, 370127), (58, 357364), (116, 178682), (203, 102104), (232, 89341), (406, 51052), (812, 25526), (1624, 12763)]