198955036

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{20129}}^1$

素因数の和:20493

約数の個数: 24

約数和(自身を含む): 399057120

約数和(自身を除く): 200102084

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2471, 4942, 9884, 20129, 40258, 80516, 140903, 281806, 563612, 7105537, 14211074, 28422148, 49738759, 99477518, 198955036]

約数ペア:

[(1, 198955036), (2, 99477518), (4, 49738759), (7, 28422148), (14, 14211074), (28, 7105537), (353, 563612), (706, 281806), (1412, 140903), (2471, 80516), (4942, 40258), (9884, 20129)]