12820112

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{25847}}^1$

素因数の和:25886

約数の個数: 20

約数和(自身を含む): 25641216

約数和(自身を除く): 12821104

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 25847, 51694, 103388, 206776, 413552, 801257, 1602514, 3205028, 6410056, 12820112]

約数ペア:

[(1, 12820112), (2, 6410056), (4, 3205028), (8, 1602514), (16, 801257), (31, 413552), (62, 206776), (124, 103388), (248, 51694), (496, 25847)]