17718020

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9133}}^1$

素因数の和:9239

約数の個数: 24

約数和(自身を含む): 37595544

約数和(自身を除く): 19877524

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 9133, 18266, 36532, 45665, 91330, 182660, 885901, 1771802, 3543604, 4429505, 8859010, 17718020]

約数ペア:

[(1, 17718020), (2, 8859010), (4, 4429505), (5, 3543604), (10, 1771802), (20, 885901), (97, 182660), (194, 91330), (388, 45665), (485, 36532), (970, 18266), (1940, 9133)]