16618120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10133}}^1$

素因数の和:10185

約数の個数: 32

約数和(自身を含む): 38306520

約数和(自身を除く): 21688400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 10133, 20266, 40532, 50665, 81064, 101330, 202660, 405320, 415453, 830906, 1661812, 2077265, 3323624, 4154530, 8309060, 16618120]

約数ペア:

[(1, 16618120), (2, 8309060), (4, 4154530), (5, 3323624), (8, 2077265), (10, 1661812), (20, 830906), (40, 415453), (41, 405320), (82, 202660), (164, 101330), (205, 81064), (328, 50665), (410, 40532), (820, 20266), (1640, 10133)]