208305398

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{1303}}^1$

素因数の和:1932

約数の個数: 32

約数和(自身を含む): 376803840

約数和(自身を除く): 168498442

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 601, 1202, 1303, 2606, 4207, 8414, 9121, 11419, 18242, 22838, 24757, 49514, 79933, 159866, 173299, 346598, 783103, 1566206, 5481721, 10963442, 14878957, 29757914, 104152699, 208305398]

約数ペア:

[(1, 208305398), (2, 104152699), (7, 29757914), (14, 14878957), (19, 10963442), (38, 5481721), (133, 1566206), (266, 783103), (601, 346598), (1202, 173299), (1303, 159866), (2606, 79933), (4207, 49514), (8414, 24757), (9121, 22838), (11419, 18242)]