18816327

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:924

約数の個数: 32

約数和(自身を含む): 30060800

約数和(自身を除く): 11244473

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 817, 853, 1161, 2451, 2559, 7353, 7677, 16207, 22059, 23031, 36679, 48621, 110037, 145863, 330111, 437589, 696901, 990333, 2090703, 6272109, 18816327]

約数ペア:

[(1, 18816327), (3, 6272109), (9, 2090703), (19, 990333), (27, 696901), (43, 437589), (57, 330111), (129, 145863), (171, 110037), (387, 48621), (513, 36679), (817, 23031), (853, 22059), (1161, 16207), (2451, 7677), (2559, 7353)]