18416433

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{397}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 28745152

約数和(自身を除く): 10328719

約数列:

[1, 3, 7, 21, 47, 141, 329, 397, 987, 1191, 2209, 2779, 6627, 8337, 15463, 18659, 46389, 55977, 130613, 391839, 876973, 2630919, 6138811, 18416433]

約数ペア:

[(1, 18416433), (3, 6138811), (7, 2630919), (21, 876973), (47, 391839), (141, 130613), (329, 55977), (397, 46389), (987, 18659), (1191, 15463), (2209, 8337), (2779, 6627)]