17980194

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157721}}^1$

素因数の和:157745

約数の個数: 16

約数和(自身を含む): 37853280

約数和(自身を除く): 19873086

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157721, 315442, 473163, 946326, 2996699, 5993398, 8990097, 17980194]

約数ペア:

[(1, 17980194), (2, 8990097), (3, 5993398), (6, 2996699), (19, 946326), (38, 473163), (57, 315442), (114, 157721)]