2018764568

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 3910533120

約数和(自身を除く): 1891768552

約数列:

[1, 2, 4, 8, 101, 103, 127, 191, 202, 206, 254, 382, 404, 412, 508, 764, 808, 824, 1016, 1528, 10403, 12827, 13081, 19291, 19673, 20806, 24257, 25654, 26162, 38582, 39346, 41612, 48514, 51308, 52324, 77164, 78692, 83224, 97028, 102616, 104648, 154328, 157384, 194056, 1321181, 1986973, 2449957, 2498471, 2642362, 3973946, 4899914, 4996942, 5284724, 7947892, 9799828, 9993884, 10569448, 15895784, 19599656, 19987768, 252345571, 504691142, 1009382284, 2018764568]

約数ペア:

[(1, 2018764568), (2, 1009382284), (4, 504691142), (8, 252345571), (101, 19987768), (103, 19599656), (127, 15895784), (191, 10569448), (202, 9993884), (206, 9799828), (254, 7947892), (382, 5284724), (404, 4996942), (412, 4899914), (508, 3973946), (764, 2642362), (808, 2498471), (824, 2449957), (1016, 1986973), (1528, 1321181), (10403, 194056), (12827, 157384), (13081, 154328), (19291, 104648), (19673, 102616), (20806, 97028), (24257, 83224), (25654, 78692), (26162, 77164), (38582, 52324), (39346, 51308), (41612, 48514)]