19125590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9151}}^1$

素因数の和:9188

約数の個数: 32

約数和(自身を含む): 39536640

約数和(自身を除く): 20411050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9151, 18302, 45755, 91510, 100661, 173869, 201322, 347738, 503305, 869345, 1006610, 1738690, 1912559, 3825118, 9562795, 19125590]

約数ペア:

[(1, 19125590), (2, 9562795), (5, 3825118), (10, 1912559), (11, 1738690), (19, 1006610), (22, 869345), (38, 503305), (55, 347738), (95, 201322), (110, 173869), (190, 100661), (209, 91510), (418, 45755), (1045, 18302), (2090, 9151)]