20178507924

素因数分解:

$2^2\times 3^2\times {\mathrm{10303}}^1\times {\mathrm{54403}}^1$

素因数の和:64716

約数の個数: 36

約数和(自身を含む): 51012672256

約数和(自身を除く): 30834164332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 10303, 20606, 30909, 41212, 54403, 61818, 92727, 108806, 123636, 163209, 185454, 217612, 326418, 370908, 489627, 652836, 979254, 1958508, 560514109, 1121028218, 1681542327, 2242056436, 3363084654, 5044626981, 6726169308, 10089253962, 20178507924]

約数ペア:

[(1, 20178507924), (2, 10089253962), (3, 6726169308), (4, 5044626981), (6, 3363084654), (9, 2242056436), (12, 1681542327), (18, 1121028218), (36, 560514109), (10303, 1958508), (20606, 979254), (30909, 652836), (41212, 489627), (54403, 370908), (61818, 326418), (92727, 217612), (108806, 185454), (123636, 163209)]