19386829

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3449}}^1$

素因数の和:3540

約数の個数: 16

約数和(自身を含む): 24508800

約数和(自身を除く): 5121971

約数列:

[1, 7, 11, 73, 77, 511, 803, 3449, 5621, 24143, 37939, 251777, 265573, 1762439, 2769547, 19386829]

約数ペア:

[(1, 19386829), (7, 2769547), (11, 1762439), (73, 265573), (77, 251777), (511, 37939), (803, 24143), (3449, 5621)]