20151887907

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{50587}}^1$

素因数の和:50787

約数の個数: 32

約数和(自身を含む): 29109549312

約数和(自身を除く): 8957661405

約数列:

[1, 3, 17, 51, 73, 107, 219, 321, 1241, 1819, 3723, 5457, 7811, 23433, 50587, 132787, 151761, 398361, 859979, 2579937, 3692851, 5412809, 11078553, 16238427, 62778467, 92017753, 188335401, 276053259, 395135057, 1185405171, 6717295969, 20151887907]

約数ペア:

[(1, 20151887907), (3, 6717295969), (17, 1185405171), (51, 395135057), (73, 276053259), (107, 188335401), (219, 92017753), (321, 62778467), (1241, 16238427), (1819, 11078553), (3723, 5412809), (5457, 3692851), (7811, 2579937), (23433, 859979), (50587, 398361), (132787, 151761)]