20612152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3299}}^1$

素因数の和:3387

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 22155848

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 3299, 6248, 6598, 13196, 26392, 36289, 72578, 145156, 234229, 290312, 468458, 936916, 1873832, 2576519, 5153038, 10306076, 20612152]

約数ペア:

[(1, 20612152), (2, 10306076), (4, 5153038), (8, 2576519), (11, 1873832), (22, 936916), (44, 468458), (71, 290312), (88, 234229), (142, 145156), (284, 72578), (568, 36289), (781, 26392), (1562, 13196), (3124, 6598), (3299, 6248)]