2019147993

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2683}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 3204481280

約数和(自身を除く): 1185333287

約数列:

[1, 3, 9, 19, 27, 57, 81, 163, 171, 243, 489, 513, 1467, 1539, 2683, 3097, 4401, 4617, 8049, 9291, 13203, 24147, 27873, 39609, 50977, 72441, 83619, 152931, 217323, 250857, 437329, 458793, 651969, 752571, 1311987, 1376379, 3935961, 4129137, 8309251, 11807883, 12387411, 24927753, 35423649, 74783259, 106270947, 224349777, 673049331, 2019147993]

約数ペア:

[(1, 2019147993), (3, 673049331), (9, 224349777), (19, 106270947), (27, 74783259), (57, 35423649), (81, 24927753), (163, 12387411), (171, 11807883), (243, 8309251), (489, 4129137), (513, 3935961), (1467, 1376379), (1539, 1311987), (2683, 752571), (3097, 651969), (4401, 458793), (4617, 437329), (8049, 250857), (9291, 217323), (13203, 152931), (24147, 83619), (27873, 72441), (39609, 50977)]