12720846

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{13007}}^1$

素因数の和:13175

約数の個数: 16

約数和(自身を含む): 25599744

約数和(自身を除く): 12878898

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 13007, 26014, 39021, 78042, 2120141, 4240282, 6360423, 12720846]

約数ペア:

[(1, 12720846), (2, 6360423), (3, 4240282), (6, 2120141), (163, 78042), (326, 39021), (489, 26014), (978, 13007)]