19978691199

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{4937}}^1\times {\mathrm{36457}}^1$

素因数の和:41434

約数の個数: 16

約数和(自身を含む): 27364499808

約数和(自身を除く): 7385808609

約数列:

[1, 3, 37, 111, 4937, 14811, 36457, 109371, 182669, 548007, 1348909, 4046727, 179988209, 539964627, 6659563733, 19978691199]

約数ペア:

[(1, 19978691199), (3, 6659563733), (37, 539964627), (111, 179988209), (4937, 4046727), (14811, 1348909), (36457, 548007), (109371, 182669)]