20175492008

素因数分解:

$2^3\times 7^1\times {\mathrm{3203}}^1\times {\mathrm{112481}}^1$

素因数の和:115697

約数の個数: 32

約数和(自身を含む): 43247079360

約数和(自身を除く): 23071587352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3203, 6406, 12812, 22421, 25624, 44842, 89684, 112481, 179368, 224962, 449924, 787367, 899848, 1574734, 3149468, 6298936, 360276643, 720553286, 1441106572, 2521936501, 2882213144, 5043873002, 10087746004, 20175492008]

約数ペア:

[(1, 20175492008), (2, 10087746004), (4, 5043873002), (7, 2882213144), (8, 2521936501), (14, 1441106572), (28, 720553286), (56, 360276643), (3203, 6298936), (6406, 3149468), (12812, 1574734), (22421, 899848), (25624, 787367), (44842, 449924), (89684, 224962), (112481, 179368)]