18018948

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{21149}}^1$

素因数の和:21227

約数の個数: 24

約数和(自身を含む): 42638400

約数和(自身を除く): 24619452

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 21149, 42298, 63447, 84596, 126894, 253788, 1501579, 3003158, 4504737, 6006316, 9009474, 18018948]

約数ペア:

[(1, 18018948), (2, 9009474), (3, 6006316), (4, 4504737), (6, 3003158), (12, 1501579), (71, 253788), (142, 126894), (213, 84596), (284, 63447), (426, 42298), (852, 21149)]