19406156

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9001}}^1$

素因数の和:9030

約数の個数: 36

約数和(自身を含む): 43101576

約数和(自身を除く): 23695420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 9001, 18002, 36004, 63007, 99011, 126014, 198022, 252028, 396044, 441049, 693077, 882098, 1386154, 1764196, 2772308, 4851539, 9703078, 19406156]

約数ペア:

[(1, 19406156), (2, 9703078), (4, 4851539), (7, 2772308), (11, 1764196), (14, 1386154), (22, 882098), (28, 693077), (44, 441049), (49, 396044), (77, 252028), (98, 198022), (154, 126014), (196, 99011), (308, 63007), (539, 36004), (1078, 18002), (2156, 9001)]