2009381864

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{329191}}^1$

素因数の和:329313

約数の個数: 32

約数和(自身を含む): 4345334400

約数和(自身を除く): 2335952536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 6104, 329191, 658382, 1316764, 2304337, 2633528, 4608674, 9217348, 18434696, 35881819, 71763638, 143527276, 251172733, 287054552, 502345466, 1004690932, 2009381864]

約数ペア:

[(1, 2009381864), (2, 1004690932), (4, 502345466), (7, 287054552), (8, 251172733), (14, 143527276), (28, 71763638), (56, 35881819), (109, 18434696), (218, 9217348), (436, 4608674), (763, 2633528), (872, 2304337), (1526, 1316764), (3052, 658382), (6104, 329191)]