19712042

素因数分解:

$2^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{6673}}^1$

素因数の和:6893

約数の個数: 16

約数和(自身を含む): 33957312

約数和(自身を除く): 14245270

約数列:

[1, 2, 7, 14, 211, 422, 1477, 2954, 6673, 13346, 46711, 93422, 1408003, 2816006, 9856021, 19712042]

約数ペア:

[(1, 19712042), (2, 9856021), (7, 2816006), (14, 1408003), (211, 93422), (422, 46711), (1477, 13346), (2954, 6673)]