18198598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 31080960

約数和(自身を除く): 12882362

約数列:

[1, 2, 11, 22, 37, 74, 79, 158, 283, 407, 566, 814, 869, 1738, 2923, 3113, 5846, 6226, 10471, 20942, 22357, 32153, 44714, 64306, 115181, 230362, 245927, 491854, 827209, 1654418, 9099299, 18198598]

約数ペア:

[(1, 18198598), (2, 9099299), (11, 1654418), (22, 827209), (37, 491854), (74, 245927), (79, 230362), (158, 115181), (283, 64306), (407, 44714), (566, 32153), (814, 22357), (869, 20942), (1738, 10471), (2923, 6226), (3113, 5846)]