2018655765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{26591}}^1$

素因数の和:26850

約数の個数: 48

約数和(自身を含む): 4015604736

約数和(自身を除く): 1996948971

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 241, 315, 723, 1205, 1687, 2169, 3615, 5061, 8435, 10845, 15183, 25305, 26591, 75915, 79773, 132955, 186137, 239319, 398865, 558411, 930685, 1196595, 1675233, 2792055, 6408431, 8376165, 19225293, 32042155, 44859017, 57675879, 96126465, 134577051, 224295085, 288379395, 403731153, 672885255, 2018655765]

約数ペア:

[(1, 2018655765), (3, 672885255), (5, 403731153), (7, 288379395), (9, 224295085), (15, 134577051), (21, 96126465), (35, 57675879), (45, 44859017), (63, 32042155), (105, 19225293), (241, 8376165), (315, 6408431), (723, 2792055), (1205, 1675233), (1687, 1196595), (2169, 930685), (3615, 558411), (5061, 398865), (8435, 239319), (10845, 186137), (15183, 132955), (25305, 79773), (26591, 75915)]