18791938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8293}}^1$

素因数の和:8409

約数の個数: 16

約数和(自身を含む): 31052736

約数和(自身を除く): 12260798

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8293, 16586, 91223, 182446, 854179, 1708358, 9395969, 18791938]

約数ペア:

[(1, 18791938), (2, 9395969), (11, 1708358), (22, 854179), (103, 182446), (206, 91223), (1133, 16586), (2266, 8293)]