199912856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{174749}}^1$

素因数の和:174779

約数の個数: 32

約数和(自身を含む): 440370000

約数和(自身を除く): 240457144

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 174749, 349498, 698996, 1397992, 1922239, 2271737, 3844478, 4543474, 7688956, 9086948, 15377912, 18173896, 24989107, 49978214, 99956428, 199912856]

約数ペア:

[(1, 199912856), (2, 99956428), (4, 49978214), (8, 24989107), (11, 18173896), (13, 15377912), (22, 9086948), (26, 7688956), (44, 4543474), (52, 3844478), (88, 2271737), (104, 1922239), (143, 1397992), (286, 698996), (572, 349498), (1144, 174749)]