18651182

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2083}}^1$

素因数の和:2144

約数の個数: 24

約数和(自身を含む): 31597608

約数和(自身を除く): 12946426

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 2083, 4166, 4477, 8954, 22913, 45826, 77071, 154142, 252043, 504086, 847781, 1695562, 9325591, 18651182]

約数ペア:

[(1, 18651182), (2, 9325591), (11, 1695562), (22, 847781), (37, 504086), (74, 252043), (121, 154142), (242, 77071), (407, 45826), (814, 22913), (2083, 8954), (4166, 4477)]