20961306

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68501}}^1$

素因数の和:68526

約数の個数: 24

約数和(自身を含む): 48088404

約数和(自身を除く): 27127098

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68501, 137002, 205503, 411006, 616509, 1164517, 1233018, 2329034, 3493551, 6987102, 10480653, 20961306]

約数ペア:

[(1, 20961306), (2, 10480653), (3, 6987102), (6, 3493551), (9, 2329034), (17, 1233018), (18, 1164517), (34, 616509), (51, 411006), (102, 205503), (153, 137002), (306, 68501)]