18311886

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{10939}}^1$

素因数の和:10981

約数の個数: 32

約数和(自身を含む): 42009600

約数和(自身を除く): 23697714

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 10939, 21878, 32817, 65634, 98451, 196902, 295353, 339109, 590706, 678218, 1017327, 2034654, 3051981, 6103962, 9155943, 18311886]

約数ペア:

[(1, 18311886), (2, 9155943), (3, 6103962), (6, 3051981), (9, 2034654), (18, 1017327), (27, 678218), (31, 590706), (54, 339109), (62, 295353), (93, 196902), (186, 98451), (279, 65634), (558, 32817), (837, 21878), (1674, 10939)]