16986260

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2027}}^1$

素因数の和:2455

約数の個数: 24

約数和(自身を含む): 35773920

約数和(自身を除く): 18787660

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2027, 2095, 4054, 4190, 8108, 8380, 10135, 20270, 40540, 849313, 1698626, 3397252, 4246565, 8493130, 16986260]

約数ペア:

[(1, 16986260), (2, 8493130), (4, 4246565), (5, 3397252), (10, 1698626), (20, 849313), (419, 40540), (838, 20270), (1676, 10135), (2027, 8380), (2095, 8108), (4054, 4190)]