18746820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104149}}^1$

素因数の和:104164

約数の個数: 36

約数和(自身を含む): 56865900

約数和(自身を除く): 38119080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104149, 208298, 312447, 416596, 520745, 624894, 937341, 1041490, 1249788, 1562235, 1874682, 2082980, 3124470, 3749364, 4686705, 6248940, 9373410, 18746820]

約数ペア:

[(1, 18746820), (2, 9373410), (3, 6248940), (4, 4686705), (5, 3749364), (6, 3124470), (9, 2082980), (10, 1874682), (12, 1562235), (15, 1249788), (18, 1041490), (20, 937341), (30, 624894), (36, 520745), (45, 416596), (60, 312447), (90, 208298), (180, 104149)]