20078127

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 29709680

約数和(自身を除く): 9631553

約数列:

[1, 3, 9, 97, 109, 211, 291, 327, 633, 873, 981, 1899, 10573, 20467, 22999, 31719, 61401, 68997, 95157, 184203, 206991, 2230903, 6692709, 20078127]

約数ペア:

[(1, 20078127), (3, 6692709), (9, 2230903), (97, 206991), (109, 184203), (211, 95157), (291, 68997), (327, 61401), (633, 31719), (873, 22999), (981, 20467), (1899, 10573)]