18570951

素因数分解:

$3^4\times 7^2\times {\mathrm{4679}}^1$

素因数の和:4705

約数の個数: 30

約数和(自身を含む): 32277960

約数和(自身を除く): 13707009

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4679, 14037, 32753, 42111, 98259, 126333, 229271, 294777, 378999, 687813, 884331, 2063439, 2652993, 6190317, 18570951]

約数ペア:

[(1, 18570951), (3, 6190317), (7, 2652993), (9, 2063439), (21, 884331), (27, 687813), (49, 378999), (63, 294777), (81, 229271), (147, 126333), (189, 98259), (441, 42111), (567, 32753), (1323, 14037), (3969, 4679)]