18219222

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 46717440

約数和(自身を除く): 28498218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 157, 189, 307, 314, 378, 471, 614, 921, 942, 1099, 1413, 1842, 2149, 2198, 2763, 2826, 3297, 4239, 4298, 5526, 6447, 6594, 8289, 8478, 9891, 12894, 16578, 19341, 19782, 29673, 38682, 48199, 58023, 59346, 96398, 116046, 144597, 289194, 337393, 433791, 674786, 867582, 1012179, 1301373, 2024358, 2602746, 3036537, 6073074, 9109611, 18219222]

約数ペア:

[(1, 18219222), (2, 9109611), (3, 6073074), (6, 3036537), (7, 2602746), (9, 2024358), (14, 1301373), (18, 1012179), (21, 867582), (27, 674786), (42, 433791), (54, 337393), (63, 289194), (126, 144597), (157, 116046), (189, 96398), (307, 59346), (314, 58023), (378, 48199), (471, 38682), (614, 29673), (921, 19782), (942, 19341), (1099, 16578), (1413, 12894), (1842, 9891), (2149, 8478), (2198, 8289), (2763, 6594), (2826, 6447), (3297, 5526), (4239, 4298)]