16004428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:838

約数の個数: 36

約数和(自身を含む): 31542280

約数和(自身を除く): 15537852

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 769, 946, 1538, 1892, 3076, 5203, 8459, 10406, 16918, 20812, 33067, 33836, 66134, 93049, 132268, 186098, 363737, 372196, 727474, 1454948, 4001107, 8002214, 16004428]

約数ペア:

[(1, 16004428), (2, 8002214), (4, 4001107), (11, 1454948), (22, 727474), (43, 372196), (44, 363737), (86, 186098), (121, 132268), (172, 93049), (242, 66134), (473, 33836), (484, 33067), (769, 20812), (946, 16918), (1538, 10406), (1892, 8459), (3076, 5203)]