19789966

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45599}}^1$

素因数の和:45639

約数の個数: 16

約数和(自身を含む): 35020800

約数和(自身を除く): 15230834

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45599, 91198, 319193, 638386, 1413569, 2827138, 9894983, 19789966]

約数ペア:

[(1, 19789966), (2, 9894983), (7, 2827138), (14, 1413569), (31, 638386), (62, 319193), (217, 91198), (434, 45599)]