19371393

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 31305120

約数和(自身を除く): 11933727

約数列:

[1, 3, 9, 19, 27, 41, 57, 81, 123, 171, 307, 369, 513, 779, 921, 1107, 1539, 2337, 2763, 3321, 5833, 7011, 8289, 12587, 17499, 21033, 24867, 37761, 52497, 63099, 113283, 157491, 239153, 339849, 472473, 717459, 1019547, 2152377, 6457131, 19371393]

約数ペア:

[(1, 19371393), (3, 6457131), (9, 2152377), (19, 1019547), (27, 717459), (41, 472473), (57, 339849), (81, 239153), (123, 157491), (171, 113283), (307, 63099), (369, 52497), (513, 37761), (779, 24867), (921, 21033), (1107, 17499), (1539, 12587), (2337, 8289), (2763, 7011), (3321, 5833)]