18545478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4051}}^1$

素因数の和:4172

約数の個数: 32

約数和(自身を含む): 42789120

約数和(自身を除く): 24243642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4051, 4578, 8102, 12153, 24306, 28357, 56714, 85071, 170142, 441559, 883118, 1324677, 2649354, 3090913, 6181826, 9272739, 18545478]

約数ペア:

[(1, 18545478), (2, 9272739), (3, 6181826), (6, 3090913), (7, 2649354), (14, 1324677), (21, 883118), (42, 441559), (109, 170142), (218, 85071), (327, 56714), (654, 28357), (763, 24306), (1526, 12153), (2289, 8102), (4051, 4578)]