19458604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4969}}^1$

素因数の和:5073

約数の個数: 24

約数和(自身を含む): 37573200

約数和(自身を除く): 18114596

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4969, 9938, 19876, 54659, 109318, 218636, 442241, 884482, 1768964, 4864651, 9729302, 19458604]

約数ペア:

[(1, 19458604), (2, 9729302), (4, 4864651), (11, 1768964), (22, 884482), (44, 442241), (89, 218636), (178, 109318), (356, 54659), (979, 19876), (1958, 9938), (3916, 4969)]