20729772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82261}}^1$

素因数の和:82278

約数の個数: 36

約数和(自身を含む): 59886736

約数和(自身を除く): 39156964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82261, 164522, 246783, 329044, 493566, 575827, 740349, 987132, 1151654, 1480698, 1727481, 2303308, 2961396, 3454962, 5182443, 6909924, 10364886, 20729772]

約数ペア:

[(1, 20729772), (2, 10364886), (3, 6909924), (4, 5182443), (6, 3454962), (7, 2961396), (9, 2303308), (12, 1727481), (14, 1480698), (18, 1151654), (21, 987132), (28, 740349), (36, 575827), (42, 493566), (63, 329044), (84, 246783), (126, 164522), (252, 82261)]