19961026

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2339}}^1$

素因数の和:2609

約数の個数: 16

約数和(自身を含む): 31842720

約数和(自身を除く): 11881694

約数列:

[1, 2, 17, 34, 251, 502, 2339, 4267, 4678, 8534, 39763, 79526, 587089, 1174178, 9980513, 19961026]

約数ペア:

[(1, 19961026), (2, 9980513), (17, 1174178), (34, 587089), (251, 79526), (502, 39763), (2339, 8534), (4267, 4678)]