20182431955

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{30881}}^1$

素因数の和:31227

約数の個数: 32

約数和(自身を含む): 28176242688

約数和(自身を除く): 7993810733

約数列:

[1, 5, 7, 35, 71, 263, 355, 497, 1315, 1841, 2485, 9205, 18673, 30881, 93365, 130711, 154405, 216167, 653555, 1080835, 2192551, 8121703, 10962755, 15347857, 40608515, 56851921, 76739285, 284259605, 576640913, 2883204565, 4036486391, 20182431955]

約数ペア:

[(1, 20182431955), (5, 4036486391), (7, 2883204565), (35, 576640913), (71, 284259605), (263, 76739285), (355, 56851921), (497, 40608515), (1315, 15347857), (1841, 10962755), (2485, 8121703), (9205, 2192551), (18673, 1080835), (30881, 653555), (93365, 216167), (130711, 154405)]