207920990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1094321}}^1$

素因数の和:1094347

約数の個数: 16

約数和(自身を含む): 393955920

約数和(自身を除く): 186034930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1094321, 2188642, 5471605, 10943210, 20792099, 41584198, 103960495, 207920990]

約数ペア:

[(1, 207920990), (2, 103960495), (5, 41584198), (10, 20792099), (19, 10943210), (38, 5471605), (95, 2188642), (190, 1094321)]