20358148

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 36673560

約数和(自身を除く): 16315412

約数列:

[1, 2, 4, 53, 106, 109, 212, 218, 436, 881, 1762, 3524, 5777, 11554, 23108, 46693, 93386, 96029, 186772, 192058, 384116, 5089537, 10179074, 20358148]

約数ペア:

[(1, 20358148), (2, 10179074), (4, 5089537), (53, 384116), (106, 192058), (109, 186772), (212, 96029), (218, 93386), (436, 46693), (881, 23108), (1762, 11554), (3524, 5777)]