16987210

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{769}}^1$

素因数の和:870

約数の個数: 24

約数和(自身を含む): 31282020

約数和(自身を除く): 14294810

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 769, 1538, 2209, 3845, 4418, 7690, 11045, 22090, 36143, 72286, 180715, 361430, 1698721, 3397442, 8493605, 16987210]

約数ペア:

[(1, 16987210), (2, 8493605), (5, 3397442), (10, 1698721), (47, 361430), (94, 180715), (235, 72286), (470, 36143), (769, 22090), (1538, 11045), (2209, 7690), (3845, 4418)]