20924506

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 32133024

約数和(自身を除く): 11208518

約数列:

[1, 2, 53, 106, 307, 614, 643, 1286, 16271, 32542, 34079, 68158, 197401, 394802, 10462253, 20924506]

約数ペア:

[(1, 20924506), (2, 10462253), (53, 394802), (106, 197401), (307, 68158), (614, 34079), (643, 32542), (1286, 16271)]