19182801

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5333}}^1$

素因数の和:5456

約数の個数: 16

約数和(自身を含む): 28163520

約数和(自身を除く): 8980719

約数列:

[1, 3, 11, 33, 109, 327, 1199, 3597, 5333, 15999, 58663, 175989, 581297, 1743891, 6394267, 19182801]

約数ペア:

[(1, 19182801), (3, 6394267), (11, 1743891), (33, 581297), (109, 175989), (327, 58663), (1199, 15999), (3597, 5333)]