16680872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1499}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 34020000

約数和(自身を除く): 17339128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 1499, 2782, 2998, 5564, 5996, 11128, 11992, 19487, 38974, 77948, 155896, 160393, 320786, 641572, 1283144, 2085109, 4170218, 8340436, 16680872]

約数ペア:

[(1, 16680872), (2, 8340436), (4, 4170218), (8, 2085109), (13, 1283144), (26, 641572), (52, 320786), (104, 160393), (107, 155896), (214, 77948), (428, 38974), (856, 19487), (1391, 11992), (1499, 11128), (2782, 5996), (2998, 5564)]