17938947

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{6301}}^1$

素因数の和:6390

約数の個数: 16

約数和(自身を含む): 26115488

約数和(自身を除く): 8176541

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 6301, 18903, 81913, 245739, 459973, 1379919, 5979649, 17938947]

約数ペア:

[(1, 17938947), (3, 5979649), (13, 1379919), (39, 459973), (73, 245739), (219, 81913), (949, 18903), (2847, 6301)]