17664868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5569}}^1$

素因数の和:5647

約数の個数: 24

約数和(自身を含む): 33843320

約数和(自身を除く): 16178452

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 5569, 11138, 22276, 72397, 144794, 289588, 339709, 679418, 1358836, 4416217, 8832434, 17664868]

約数ペア:

[(1, 17664868), (2, 8832434), (4, 4416217), (13, 1358836), (26, 679418), (52, 339709), (61, 289588), (122, 144794), (244, 72397), (793, 22276), (1586, 11138), (3172, 5569)]