20195253

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1709}}^1$

素因数の和:1829

約数の個数: 24

約数和(自身を含む): 31744440

約数和(自身を除く): 11549187

約数列:

[1, 3, 9, 13, 39, 101, 117, 303, 909, 1313, 1709, 3939, 5127, 11817, 15381, 22217, 66651, 172609, 199953, 517827, 1553481, 2243917, 6731751, 20195253]

約数ペア:

[(1, 20195253), (3, 6731751), (9, 2243917), (13, 1553481), (39, 517827), (101, 199953), (117, 172609), (303, 66651), (909, 22217), (1313, 15381), (1709, 11817), (3939, 5127)]