20337531

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3457}}^1$

素因数の和:3550

約数の個数: 16

約数和(自身を含む): 28383264

約数和(自身を除く): 8045733

約数列:

[1, 3, 37, 53, 111, 159, 1961, 3457, 5883, 10371, 127909, 183221, 383727, 549663, 6779177, 20337531]

約数ペア:

[(1, 20337531), (3, 6779177), (37, 549663), (53, 383727), (111, 183221), (159, 127909), (1961, 10371), (3457, 5883)]