16581388

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{641}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 30199680

約数和(自身を除く): 13618292

約数列:

[1, 2, 4, 29, 58, 116, 223, 446, 641, 892, 1282, 2564, 6467, 12934, 18589, 25868, 37178, 74356, 142943, 285886, 571772, 4145347, 8290694, 16581388]

約数ペア:

[(1, 16581388), (2, 8290694), (4, 4145347), (29, 571772), (58, 285886), (116, 142943), (223, 74356), (446, 37178), (641, 25868), (892, 18589), (1282, 12934), (2564, 6467)]