19201070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{274301}}^1$

素因数の和:274315

約数の個数: 16

約数和(自身を含む): 39499488

約数和(自身を除く): 20298418

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 274301, 548602, 1371505, 1920107, 2743010, 3840214, 9600535, 19201070]

約数ペア:

[(1, 19201070), (2, 9600535), (5, 3840214), (7, 2743010), (10, 1920107), (14, 1371505), (35, 548602), (70, 274301)]