16859248

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1505

約数の個数: 40

約数和(自身を含む): 37700960

約数和(自身を除く): 20841712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1381, 1526, 1744, 2762, 3052, 5524, 6104, 9667, 11048, 12208, 19334, 22096, 38668, 77336, 150529, 154672, 301058, 602116, 1053703, 1204232, 2107406, 2408464, 4214812, 8429624, 16859248]

約数ペア:

[(1, 16859248), (2, 8429624), (4, 4214812), (7, 2408464), (8, 2107406), (14, 1204232), (16, 1053703), (28, 602116), (56, 301058), (109, 154672), (112, 150529), (218, 77336), (436, 38668), (763, 22096), (872, 19334), (1381, 12208), (1526, 11048), (1744, 9667), (2762, 6104), (3052, 5524)]