19704111

素因数分解:

$3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{4027}}^1$

素因数の和:4270

約数の個数: 16

約数和(自身を含む): 30161664

約数和(自身を除く): 10457553

約数列:

[1, 3, 7, 21, 233, 699, 1631, 4027, 4893, 12081, 28189, 84567, 938291, 2814873, 6568037, 19704111]

約数ペア:

[(1, 19704111), (3, 6568037), (7, 2814873), (21, 938291), (233, 84567), (699, 28189), (1631, 12081), (4027, 4893)]