18736467

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 8842413

約数列:

[1, 3, 23, 37, 41, 69, 111, 123, 179, 537, 851, 943, 1517, 2553, 2829, 4117, 4551, 6623, 7339, 12351, 19869, 22017, 34891, 104673, 152329, 168797, 271543, 456987, 506391, 814629, 6245489, 18736467]

約数ペア:

[(1, 18736467), (3, 6245489), (23, 814629), (37, 506391), (41, 456987), (69, 271543), (111, 168797), (123, 152329), (179, 104673), (537, 34891), (851, 22017), (943, 19869), (1517, 12351), (2553, 7339), (2829, 6623), (4117, 4551)]