20173725009081

素因数分解:

$3^2\times 7^1\times {\mathrm{86573}}^1\times {\mathrm{3698819}}^1$

素因数の和:3785405

約数の個数: 24

約数和(自身を含む): 33303050838720

約数和(自身を除く): 13129325829639

約数列:

[1, 3, 7, 9, 21, 63, 86573, 259719, 606011, 779157, 1818033, 3698819, 5454099, 11096457, 25891733, 33289371, 77675199, 233025597, 320217857287, 960653571861, 2241525001009, 2881960715583, 6724575003027, 20173725009081]

約数ペア:

[(1, 20173725009081), (3, 6724575003027), (7, 2881960715583), (9, 2241525001009), (21, 960653571861), (63, 320217857287), (86573, 233025597), (259719, 77675199), (606011, 33289371), (779157, 25891733), (1818033, 11096457), (3698819, 5454099)]