18947306

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{7823}}^1$

素因数の和:8005

約数の個数: 16

約数和(自身を含む): 32673024

約数和(自身を除く): 13725718

約数列:

[1, 2, 7, 14, 173, 346, 1211, 2422, 7823, 15646, 54761, 109522, 1353379, 2706758, 9473653, 18947306]

約数ペア:

[(1, 18947306), (2, 9473653), (7, 2706758), (14, 1353379), (173, 109522), (346, 54761), (1211, 15646), (2422, 7823)]