19843137

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{2207}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 30541056

約数和(自身を除く): 10697919

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 999, 2207, 2997, 6621, 8991, 19863, 59589, 81659, 178767, 244977, 536301, 734931, 2204793, 6614379, 19843137]

約数ペア:

[(1, 19843137), (3, 6614379), (9, 2204793), (27, 734931), (37, 536301), (81, 244977), (111, 178767), (243, 81659), (333, 59589), (999, 19863), (2207, 8991), (2997, 6621)]