19090084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 37594368

約数和(自身を除く): 18504284

約数列:

[1, 2, 4, 13, 26, 47, 52, 73, 94, 107, 146, 188, 214, 292, 428, 611, 949, 1222, 1391, 1898, 2444, 2782, 3431, 3796, 5029, 5564, 6862, 7811, 10058, 13724, 15622, 20116, 31244, 44603, 65377, 89206, 101543, 130754, 178412, 203086, 261508, 367117, 406172, 734234, 1468468, 4772521, 9545042, 19090084]

約数ペア:

[(1, 19090084), (2, 9545042), (4, 4772521), (13, 1468468), (26, 734234), (47, 406172), (52, 367117), (73, 261508), (94, 203086), (107, 178412), (146, 130754), (188, 101543), (214, 89206), (292, 65377), (428, 44603), (611, 31244), (949, 20116), (1222, 15622), (1391, 13724), (1898, 10058), (2444, 7811), (2782, 6862), (3431, 5564), (3796, 5029)]