20561196

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{46309}}^1$

素因数の和:46353

約数の個数: 24

約数和(自身を含む): 49273840

約数和(自身を除く): 28712644

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 46309, 92618, 138927, 185236, 277854, 555708, 1713433, 3426866, 5140299, 6853732, 10280598, 20561196]

約数ペア:

[(1, 20561196), (2, 10280598), (3, 6853732), (4, 5140299), (6, 3426866), (12, 1713433), (37, 555708), (74, 277854), (111, 185236), (148, 138927), (222, 92618), (444, 46309)]