18048519

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 26941200

約数和(自身を除く): 8892681

約数列:

[1, 3, 9, 43, 129, 149, 313, 387, 447, 939, 1341, 2817, 6407, 13459, 19221, 40377, 46637, 57663, 121131, 139911, 419733, 2005391, 6016173, 18048519]

約数ペア:

[(1, 18048519), (3, 6016173), (9, 2005391), (43, 419733), (129, 139911), (149, 121131), (313, 57663), (387, 46637), (447, 40377), (939, 19221), (1341, 13459), (2817, 6407)]