42257938

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:694

約数の個数: 24

約数和(自身を含む): 67647312

約数和(自身を除く): 25389374

約数列:

[1, 2, 19, 38, 107, 214, 361, 547, 722, 1094, 2033, 4066, 10393, 20786, 38627, 58529, 77254, 117058, 197467, 394934, 1112051, 2224102, 21128969, 42257938]

約数ペア:

[(1, 42257938), (2, 21128969), (19, 2224102), (38, 1112051), (107, 394934), (214, 197467), (361, 117058), (547, 77254), (722, 58529), (1094, 38627), (2033, 20786), (4066, 10393)]