20125977261

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{863}}^1\times {\mathrm{1381}}^1$

素因数の和:2693

約数の個数: 32

約数和(自身を含む): 29020142592

約数和(自身を除く): 8894165331

約数列:

[1, 3, 13, 39, 433, 863, 1299, 1381, 2589, 4143, 5629, 11219, 16887, 17953, 33657, 53859, 373679, 597973, 1121037, 1191803, 1793919, 3575409, 4857827, 7773649, 14573481, 15493439, 23320947, 46480317, 516050699, 1548152097, 6708659087, 20125977261]

約数ペア:

[(1, 20125977261), (3, 6708659087), (13, 1548152097), (39, 516050699), (433, 46480317), (863, 23320947), (1299, 15493439), (1381, 14573481), (2589, 7773649), (4143, 4857827), (5629, 3575409), (11219, 1793919), (16887, 1191803), (17953, 1121037), (33657, 597973), (53859, 373679)]