20171550561

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{47717}}^1$

素因数の和:47905

約数の個数: 32

約数和(自身を含む): 28722418560

約数和(自身を除く): 8550867999

約数列:

[1, 3, 29, 43, 87, 113, 129, 339, 1247, 3277, 3741, 4859, 9831, 14577, 47717, 140911, 143151, 422733, 1383793, 2051831, 4151379, 5392021, 6155493, 16176063, 59503099, 156368609, 178509297, 231856903, 469105827, 695570709, 6723850187, 20171550561]

約数ペア:

[(1, 20171550561), (3, 6723850187), (29, 695570709), (43, 469105827), (87, 231856903), (113, 178509297), (129, 156368609), (339, 59503099), (1247, 16176063), (3277, 6155493), (3741, 5392021), (4859, 4151379), (9831, 2051831), (14577, 1383793), (47717, 422733), (140911, 143151)]