20131990131

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1\times {\mathrm{13499}}^1$

素因数の和:14607

約数の個数: 32

約数和(自身を含む): 29994624000

約数和(自身を除く): 9862633869

約数列:

[1, 3, 11, 33, 43, 129, 473, 1051, 1419, 3153, 11561, 13499, 34683, 40497, 45193, 135579, 148489, 445467, 497123, 580457, 1491369, 1741371, 6385027, 14187449, 19155081, 42562347, 156061939, 468185817, 610060307, 1830180921, 6710663377, 20131990131]

約数ペア:

[(1, 20131990131), (3, 6710663377), (11, 1830180921), (33, 610060307), (43, 468185817), (129, 156061939), (473, 42562347), (1051, 19155081), (1419, 14187449), (3153, 6385027), (11561, 1741371), (13499, 1491369), (34683, 580457), (40497, 497123), (45193, 445467), (135579, 148489)]