19585819

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 23297616

約数和(自身を除く): 3711797

約数列:

[1, 11, 17, 61, 101, 187, 289, 671, 1037, 1111, 1717, 3179, 6161, 11407, 17629, 18887, 29189, 67771, 104737, 193919, 321079, 1152107, 1780529, 19585819]

約数ペア:

[(1, 19585819), (11, 1780529), (17, 1152107), (61, 321079), (101, 193919), (187, 104737), (289, 67771), (671, 29189), (1037, 18887), (1111, 17629), (1717, 11407), (3179, 6161)]