18822159

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 29111040

約数和(自身を除く): 10288881

約数列:

[1, 3, 9, 27, 37, 83, 111, 227, 249, 333, 681, 747, 999, 2043, 2241, 3071, 6129, 8399, 9213, 18841, 25197, 27639, 56523, 75591, 82917, 169569, 226773, 508707, 697117, 2091351, 6274053, 18822159]

約数ペア:

[(1, 18822159), (3, 6274053), (9, 2091351), (27, 697117), (37, 508707), (83, 226773), (111, 169569), (227, 82917), (249, 75591), (333, 56523), (681, 27639), (747, 25197), (999, 18841), (2043, 9213), (2241, 8399), (3071, 6129)]