19660116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5443}}^1$

素因数の和:5500

約数の個数: 48

約数和(自身を含む): 53656064

約数和(自身を除く): 33995948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5443, 10886, 16329, 21772, 32658, 38101, 65316, 76202, 114303, 152404, 228606, 234049, 457212, 468098, 702147, 936196, 1404294, 1638343, 2808588, 3276686, 4915029, 6553372, 9830058, 19660116]

約数ペア:

[(1, 19660116), (2, 9830058), (3, 6553372), (4, 4915029), (6, 3276686), (7, 2808588), (12, 1638343), (14, 1404294), (21, 936196), (28, 702147), (42, 468098), (43, 457212), (84, 234049), (86, 228606), (129, 152404), (172, 114303), (258, 76202), (301, 65316), (516, 38101), (602, 32658), (903, 21772), (1204, 16329), (1806, 10886), (3612, 5443)]