20191287710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1025459}}^1$

素因数の和:1025656

約数の個数: 32

約数和(自身を含む): 39869884800

約数和(自身を除く): 19678597090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1790, 1969, 3938, 9845, 19690, 1025459, 2050918, 5127295, 10254590, 11280049, 22560098, 56400245, 112800490, 183557161, 367114322, 917785805, 1835571610, 2019128771, 4038257542, 10095643855, 20191287710]

約数ペア:

[(1, 20191287710), (2, 10095643855), (5, 4038257542), (10, 2019128771), (11, 1835571610), (22, 917785805), (55, 367114322), (110, 183557161), (179, 112800490), (358, 56400245), (895, 22560098), (1790, 11280049), (1969, 10254590), (3938, 5127295), (9845, 2050918), (19690, 1025459)]