19115866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1229}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 36132480

約数和(自身を除く): 17016614

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1229, 1414, 2222, 2458, 7777, 8603, 13519, 15554, 17206, 27038, 94633, 124129, 189266, 248258, 868903, 1365419, 1737806, 2730838, 9557933, 19115866]

約数ペア:

[(1, 19115866), (2, 9557933), (7, 2730838), (11, 1737806), (14, 1365419), (22, 868903), (77, 248258), (101, 189266), (154, 124129), (202, 94633), (707, 27038), (1111, 17206), (1229, 15554), (1414, 13519), (2222, 8603), (2458, 7777)]