18039591

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 27487824

約数和(自身を除く): 9448233

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1217, 1647, 3651, 4941, 10953, 14823, 32859, 74237, 98577, 222711, 295731, 668133, 2004399, 6013197, 18039591]

約数ペア:

[(1, 18039591), (3, 6013197), (9, 2004399), (27, 668133), (61, 295731), (81, 222711), (183, 98577), (243, 74237), (549, 32859), (1217, 14823), (1647, 10953), (3651, 4941)]