20247898

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2699}}^1$

素因数の和:2754

約数の個数: 24

約数和(自身を含む): 34473600

約数和(自身を除く): 14225702

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 2699, 3751, 5398, 7502, 29689, 59378, 83669, 167338, 326579, 653158, 920359, 1840718, 10123949, 20247898]

約数ペア:

[(1, 20247898), (2, 10123949), (11, 1840718), (22, 920359), (31, 653158), (62, 326579), (121, 167338), (242, 83669), (341, 59378), (682, 29689), (2699, 7502), (3751, 5398)]