19808379362

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1\times {\mathrm{4157}}^1$

素因数の和:4966

約数の個数: 32

約数和(自身を含む): 31645540080

約数和(自身を除く): 11837160718

約数列:

[1, 2, 17, 34, 269, 521, 538, 1042, 4157, 4573, 8314, 8857, 9146, 17714, 70669, 140149, 141338, 280298, 1118233, 2165797, 2236466, 2382533, 4331594, 4765066, 19009961, 36818549, 38019922, 73637098, 582599393, 1165198786, 9904189681, 19808379362]

約数ペア:

[(1, 19808379362), (2, 9904189681), (17, 1165198786), (34, 582599393), (269, 73637098), (521, 38019922), (538, 36818549), (1042, 19009961), (4157, 4765066), (4573, 4331594), (8314, 2382533), (8857, 2236466), (9146, 2165797), (17714, 1118233), (70669, 280298), (140149, 141338)]