20268584

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3203}}^1$

素因数の和:3329

約数の個数: 32

約数和(自身を含む): 43830720

約数和(自身を除く): 23562136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 3203, 6328, 6406, 12812, 22421, 25624, 44842, 89684, 179368, 361939, 723878, 1447756, 2533573, 2895512, 5067146, 10134292, 20268584]

約数ペア:

[(1, 20268584), (2, 10134292), (4, 5067146), (7, 2895512), (8, 2533573), (14, 1447756), (28, 723878), (56, 361939), (113, 179368), (226, 89684), (452, 44842), (791, 25624), (904, 22421), (1582, 12812), (3164, 6406), (3203, 6328)]