20188405497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{451309}}^1$

素因数の和:451393

約数の個数: 32

約数和(自身を含む): 30732405760

約数和(自身を除く): 10544000263

約数列:

[1, 3, 13, 31, 37, 39, 93, 111, 403, 481, 1147, 1209, 1443, 3441, 14911, 44733, 451309, 1353927, 5867017, 13990579, 16698433, 17601051, 41971737, 50095299, 181877527, 217079629, 517651423, 545632581, 651238887, 1552954269, 6729468499, 20188405497]

約数ペア:

[(1, 20188405497), (3, 6729468499), (13, 1552954269), (31, 651238887), (37, 545632581), (39, 517651423), (93, 217079629), (111, 181877527), (403, 50095299), (481, 41971737), (1147, 17601051), (1209, 16698433), (1443, 13990579), (3441, 5867017), (14911, 1353927), (44733, 451309)]