20803062

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 50688000

約数和(自身を除く): 29884938

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 131, 133, 199, 262, 266, 393, 398, 399, 597, 786, 798, 917, 1194, 1393, 1834, 2489, 2751, 2786, 3781, 4179, 4978, 5502, 7467, 7562, 8358, 11343, 14934, 17423, 22686, 26069, 26467, 34846, 52138, 52269, 52934, 78207, 79401, 104538, 156414, 158802, 182483, 364966, 495311, 547449, 990622, 1094898, 1485933, 2971866, 3467177, 6934354, 10401531, 20803062]

約数ペア:

[(1, 20803062), (2, 10401531), (3, 6934354), (6, 3467177), (7, 2971866), (14, 1485933), (19, 1094898), (21, 990622), (38, 547449), (42, 495311), (57, 364966), (114, 182483), (131, 158802), (133, 156414), (199, 104538), (262, 79401), (266, 78207), (393, 52934), (398, 52269), (399, 52138), (597, 34846), (786, 26467), (798, 26069), (917, 22686), (1194, 17423), (1393, 14934), (1834, 11343), (2489, 8358), (2751, 7562), (2786, 7467), (3781, 5502), (4179, 4978)]