18513334

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 15355466

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 881, 1106, 1501, 1762, 3002, 6167, 10507, 12334, 16739, 21014, 33478, 69599, 117173, 139198, 234346, 487193, 974386, 1322381, 2644762, 9256667, 18513334]

約数ペア:

[(1, 18513334), (2, 9256667), (7, 2644762), (14, 1322381), (19, 974386), (38, 487193), (79, 234346), (133, 139198), (158, 117173), (266, 69599), (553, 33478), (881, 21014), (1106, 16739), (1501, 12334), (1762, 10507), (3002, 6167)]