20512707826618

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2971994759}}^1$

素因数の和:2971994814

約数の個数: 32

約数和(自身を含む): 38517052089600

約数和(自身を除く): 18004344262982

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 119, 203, 238, 406, 493, 986, 3451, 6902, 2971994759, 5943989518, 20803963313, 41607926626, 50523910903, 86187848011, 101047821806, 172375696022, 353667376321, 603314936077, 707334752642, 1206629872154, 1465193416187, 2930386832374, 10256353913309, 20512707826618]

約数ペア:

[(1, 20512707826618), (2, 10256353913309), (7, 2930386832374), (14, 1465193416187), (17, 1206629872154), (29, 707334752642), (34, 603314936077), (58, 353667376321), (119, 172375696022), (203, 101047821806), (238, 86187848011), (406, 50523910903), (493, 41607926626), (986, 20803963313), (3451, 5943989518), (6902, 2971994759)]