20121569297

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1\times {\mathrm{6521}}^1$

素因数の和:6893

約数の個数: 24

約数和(自身を含む): 22217062560

約数和(自身を除く): 2095493263

約数列:

[1, 19, 23, 307, 437, 529, 5833, 6521, 7061, 10051, 123899, 134159, 149983, 162403, 2001947, 2849677, 3085657, 3449609, 38036993, 46044781, 65542571, 874850839, 1059029963, 20121569297]

約数ペア:

[(1, 20121569297), (19, 1059029963), (23, 874850839), (307, 65542571), (437, 46044781), (529, 38036993), (5833, 3449609), (6521, 3085657), (7061, 2849677), (10051, 2001947), (123899, 162403), (134159, 149983)]