19312865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27011}}^1$

素因数の和:27040

約数の個数: 16

約数和(自身を含む): 27228096

約数和(自身を除く): 7915231

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 27011, 135055, 297121, 351143, 1485605, 1755715, 3862573, 19312865]

約数ペア:

[(1, 19312865), (5, 3862573), (11, 1755715), (13, 1485605), (55, 351143), (65, 297121), (143, 135055), (715, 27011)]