20205126790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4098403}}^1$

素因数の和:4098456

約数の個数: 32

約数和(自身を含む): 39836486880

約数和(自身を除く): 19631360090

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 4098403, 8196806, 20492015, 40984030, 69672851, 118853687, 139345702, 237707374, 348364255, 594268435, 696728510, 1188536870, 2020512679, 4041025358, 10102563395, 20205126790]

約数ペア:

[(1, 20205126790), (2, 10102563395), (5, 4041025358), (10, 2020512679), (17, 1188536870), (29, 696728510), (34, 594268435), (58, 348364255), (85, 237707374), (145, 139345702), (170, 118853687), (290, 69672851), (493, 40984030), (986, 20492015), (2465, 8196806), (4930, 4098403)]