19806566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2711}}^1$

素因数の和:3007

約数の個数: 16

約数和(自身を含む): 32120928

約数和(自身を除く): 12314362

約数列:

[1, 2, 13, 26, 281, 562, 2711, 3653, 5422, 7306, 35243, 70486, 761791, 1523582, 9903283, 19806566]

約数ペア:

[(1, 19806566), (2, 9903283), (13, 1523582), (26, 761791), (281, 70486), (562, 35243), (2711, 7306), (3653, 5422)]