18555726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4129}}^1$

素因数の和:4248

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 24264114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4129, 4494, 8258, 12387, 24774, 28903, 57806, 86709, 173418, 441803, 883606, 1325409, 2650818, 3092621, 6185242, 9277863, 18555726]

約数ペア:

[(1, 18555726), (2, 9277863), (3, 6185242), (6, 3092621), (7, 2650818), (14, 1325409), (21, 883606), (42, 441803), (107, 173418), (214, 86709), (321, 57806), (642, 28903), (749, 24774), (1498, 12387), (2247, 8258), (4129, 4494)]