19057780225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{69301019}}^1$

素因数の和:69301040

約数の個数: 12

約数和(自身を含む): 25779979440

約数和(自身を除く): 6722199215

約数列:

[1, 5, 11, 25, 55, 275, 69301019, 346505095, 762311209, 1732525475, 3811556045, 19057780225]

約数ペア:

[(1, 19057780225), (5, 3811556045), (11, 1732525475), (25, 762311209), (55, 346505095), (275, 69301019)]