1980946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:849

約数の個数: 16

約数和(自身を含む): 3271680

約数和(自身を除く): 1290734

約数列:

[1, 2, 11, 22, 127, 254, 709, 1397, 1418, 2794, 7799, 15598, 90043, 180086, 990473, 1980946]

約数ペア:

[(1, 1980946), (2, 990473), (11, 180086), (22, 90043), (127, 15598), (254, 7799), (709, 2794), (1397, 1418)]