17789912

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 20468008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 647, 982, 1294, 1964, 2588, 3437, 3928, 4529, 5176, 6874, 9058, 13748, 18116, 27496, 36232, 317677, 635354, 1270708, 2223739, 2541416, 4447478, 8894956, 17789912]

約数ペア:

[(1, 17789912), (2, 8894956), (4, 4447478), (7, 2541416), (8, 2223739), (14, 1270708), (28, 635354), (56, 317677), (491, 36232), (647, 27496), (982, 18116), (1294, 13748), (1964, 9058), (2588, 6874), (3437, 5176), (3928, 4529)]