18164498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 31259520

約数和(自身を除く): 13095022

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 401, 638, 781, 802, 1562, 2059, 4118, 4411, 8822, 11629, 22649, 23258, 28471, 45298, 56942, 127919, 255838, 313181, 626362, 825659, 1651318, 9082249, 18164498]

約数ペア:

[(1, 18164498), (2, 9082249), (11, 1651318), (22, 825659), (29, 626362), (58, 313181), (71, 255838), (142, 127919), (319, 56942), (401, 45298), (638, 28471), (781, 23258), (802, 22649), (1562, 11629), (2059, 8822), (4118, 4411)]