20153688

素因数分解:

$2^3\times 3^1\times {\mathrm{617}}^1\times {\mathrm{1361}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 50502960

約数和(自身を除く): 30349272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 617, 1234, 1361, 1851, 2468, 2722, 3702, 4083, 4936, 5444, 7404, 8166, 10888, 14808, 16332, 32664, 839737, 1679474, 2519211, 3358948, 5038422, 6717896, 10076844, 20153688]

約数ペア:

[(1, 20153688), (2, 10076844), (3, 6717896), (4, 5038422), (6, 3358948), (8, 2519211), (12, 1679474), (24, 839737), (617, 32664), (1234, 16332), (1361, 14808), (1851, 10888), (2468, 8166), (2722, 7404), (3702, 5444), (4083, 4936)]