18521628

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{21739}}^1$

素因数の和:21817

約数の個数: 24

約数和(自身を含む): 43827840

約数和(自身を除く): 25306212

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 21739, 43478, 65217, 86956, 130434, 260868, 1543469, 3086938, 4630407, 6173876, 9260814, 18521628]

約数ペア:

[(1, 18521628), (2, 9260814), (3, 6173876), (4, 4630407), (6, 3086938), (12, 1543469), (71, 260868), (142, 130434), (213, 86956), (284, 65217), (426, 43478), (852, 21739)]