18398870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3923}}^1$

素因数の和:4004

約数の個数: 32

約数和(自身を含む): 38423808

約数和(自身を除く): 20024938

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 3923, 4690, 7846, 19615, 27461, 39230, 54922, 137305, 262841, 274610, 525682, 1314205, 1839887, 2628410, 3679774, 9199435, 18398870]

約数ペア:

[(1, 18398870), (2, 9199435), (5, 3679774), (7, 2628410), (10, 1839887), (14, 1314205), (35, 525682), (67, 274610), (70, 262841), (134, 137305), (335, 54922), (469, 39230), (670, 27461), (938, 19615), (2345, 7846), (3923, 4690)]