20696301

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 31749120

約数和(自身を除く): 11052819

約数列:

[1, 3, 9, 19, 57, 127, 171, 381, 953, 1143, 2413, 2859, 7239, 8577, 18107, 21717, 54321, 121031, 162963, 363093, 1089279, 2299589, 6898767, 20696301]

約数ペア:

[(1, 20696301), (3, 6898767), (9, 2299589), (19, 1089279), (57, 363093), (127, 162963), (171, 121031), (381, 54321), (953, 21717), (1143, 18107), (2413, 8577), (2859, 7239)]