20026629

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 37601280

約数和(自身を除く): 17574651

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 119, 153, 161, 189, 207, 271, 357, 391, 459, 483, 621, 813, 1071, 1173, 1449, 1897, 2439, 2737, 3213, 3519, 4347, 4607, 5691, 6233, 7317, 8211, 10557, 13821, 17073, 18699, 24633, 32249, 41463, 43631, 51219, 56097, 73899, 96747, 105961, 124389, 130893, 168291, 290241, 317883, 392679, 741727, 870723, 953649, 1178037, 2225181, 2860947, 6675543, 20026629]

約数ペア:

[(1, 20026629), (3, 6675543), (7, 2860947), (9, 2225181), (17, 1178037), (21, 953649), (23, 870723), (27, 741727), (51, 392679), (63, 317883), (69, 290241), (119, 168291), (153, 130893), (161, 124389), (189, 105961), (207, 96747), (271, 73899), (357, 56097), (391, 51219), (459, 43631), (483, 41463), (621, 32249), (813, 24633), (1071, 18699), (1173, 17073), (1449, 13821), (1897, 10557), (2439, 8211), (2737, 7317), (3213, 6233), (3519, 5691), (4347, 4607)]