18760317

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 25534080

約数和(自身を除く): 6773763

約数列:

[1, 3, 103, 109, 309, 327, 557, 1671, 11227, 33681, 57371, 60713, 172113, 182139, 6253439, 18760317]

約数ペア:

[(1, 18760317), (3, 6253439), (103, 182139), (109, 172113), (309, 60713), (327, 57371), (557, 33681), (1671, 11227)]