19477918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4111}}^1$

素因数の和:4239

約数の個数: 16

約数和(自身を含む): 30790656

約数和(自身を除く): 11312738

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4111, 4738, 8222, 94553, 189106, 423433, 846866, 9738959, 19477918]

約数ペア:

[(1, 19477918), (2, 9738959), (23, 846866), (46, 423433), (103, 189106), (206, 94553), (2369, 8222), (4111, 4738)]