20004312

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5309}}^1$

素因数の和:5475

約数の個数: 32

約数和(自身を含む): 50338800

約数和(自身を除く): 30334488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5309, 10618, 15927, 21236, 31854, 42472, 63708, 127416, 833513, 1667026, 2500539, 3334052, 5001078, 6668104, 10002156, 20004312]

約数ペア:

[(1, 20004312), (2, 10002156), (3, 6668104), (4, 5001078), (6, 3334052), (8, 2500539), (12, 1667026), (24, 833513), (157, 127416), (314, 63708), (471, 42472), (628, 31854), (942, 21236), (1256, 15927), (1884, 10618), (3768, 5309)]