17639666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 30606336

約数和(自身を除く): 12966670

約数列:

[1, 2, 11, 22, 23, 46, 71, 142, 253, 491, 506, 781, 982, 1562, 1633, 3266, 5401, 10802, 11293, 17963, 22586, 34861, 35926, 69722, 124223, 248446, 383471, 766942, 801803, 1603606, 8819833, 17639666]

約数ペア:

[(1, 17639666), (2, 8819833), (11, 1603606), (22, 801803), (23, 766942), (46, 383471), (71, 248446), (142, 124223), (253, 69722), (491, 35926), (506, 34861), (781, 22586), (982, 17963), (1562, 11293), (1633, 10802), (3266, 5401)]