18966303

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 28145520

約数和(自身を除く): 9179217

約数列:

[1, 3, 9, 61, 179, 183, 193, 537, 549, 579, 1611, 1737, 10919, 11773, 32757, 34547, 35319, 98271, 103641, 105957, 310923, 2107367, 6322101, 18966303]

約数ペア:

[(1, 18966303), (3, 6322101), (9, 2107367), (61, 310923), (179, 105957), (183, 103641), (193, 98271), (537, 35319), (549, 34547), (579, 32757), (1611, 11773), (1737, 10919)]