28608338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 49896000

約数和(自身を除く): 21287662

約数列:

[1, 2, 11, 19, 22, 38, 89, 178, 209, 418, 769, 979, 1538, 1691, 1958, 3382, 8459, 14611, 16918, 18601, 29222, 37202, 68441, 136882, 160721, 321442, 752851, 1300379, 1505702, 2600758, 14304169, 28608338]

約数ペア:

[(1, 28608338), (2, 14304169), (11, 2600758), (19, 1505702), (22, 1300379), (38, 752851), (89, 321442), (178, 160721), (209, 136882), (418, 68441), (769, 37202), (979, 29222), (1538, 18601), (1691, 16918), (1958, 14611), (3382, 8459)]