2005243352

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{328513}}^1$

素因数の和:328635

約数の個数: 32

約数和(自身を含む): 4336384800

約数和(自身を除く): 2331141448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 6104, 328513, 657026, 1314052, 2299591, 2628104, 4599182, 9198364, 18396728, 35807917, 71615834, 143231668, 250655419, 286463336, 501310838, 1002621676, 2005243352]

約数ペア:

[(1, 2005243352), (2, 1002621676), (4, 501310838), (7, 286463336), (8, 250655419), (14, 143231668), (28, 71615834), (56, 35807917), (109, 18396728), (218, 9198364), (436, 4599182), (763, 2628104), (872, 2299591), (1526, 1314052), (3052, 657026), (6104, 328513)]