18820998

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{2371}}^1$

素因数の和:2399

約数の個数: 60

約数和(自身を含む): 49079052

約数和(自身を除く): 30258054

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2371, 2646, 3969, 4742, 7113, 7938, 14226, 16597, 21339, 33194, 42678, 49791, 64017, 99582, 116179, 128034, 149373, 192051, 232358, 298746, 348537, 384102, 448119, 697074, 896238, 1045611, 1344357, 2091222, 2688714, 3136833, 6273666, 9410499, 18820998]

約数ペア:

[(1, 18820998), (2, 9410499), (3, 6273666), (6, 3136833), (7, 2688714), (9, 2091222), (14, 1344357), (18, 1045611), (21, 896238), (27, 697074), (42, 448119), (49, 384102), (54, 348537), (63, 298746), (81, 232358), (98, 192051), (126, 149373), (147, 128034), (162, 116179), (189, 99582), (294, 64017), (378, 49791), (441, 42678), (567, 33194), (882, 21339), (1134, 16597), (1323, 14226), (2371, 7938), (2646, 7113), (3969, 4742)]