19902092

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6521}}^1$

素因数の和:6641

約数の個数: 24

約数和(自身を含む): 40175520

約数和(自身を除く): 20273428

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6521, 13042, 26084, 45647, 91294, 182588, 710789, 1421578, 2843156, 4975523, 9951046, 19902092]

約数ペア:

[(1, 19902092), (2, 9951046), (4, 4975523), (7, 2843156), (14, 1421578), (28, 710789), (109, 182588), (218, 91294), (436, 45647), (763, 26084), (1526, 13042), (3052, 6521)]