19943331

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{797}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 28089600

約数和(自身を除く): 8146269

約数列:

[1, 3, 19, 57, 439, 797, 1317, 2391, 8341, 15143, 25023, 45429, 349883, 1049649, 6647777, 19943331]

約数ペア:

[(1, 19943331), (3, 6647777), (19, 1049649), (57, 349883), (439, 45429), (797, 25023), (1317, 15143), (2391, 8341)]