20275294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4967}}^1$

素因数の和:5139

約数の個数: 16

約数和(自身を含む): 32967648

約数和(自身を除く): 12692354

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 4967, 9934, 64571, 129142, 779819, 1559638, 10137647, 20275294]

約数ペア:

[(1, 20275294), (2, 10137647), (13, 1559638), (26, 779819), (157, 129142), (314, 64571), (2041, 9934), (4082, 4967)]