2645156

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{127}}^2$

素因数の和:299

約数の個数: 18

約数和(自身を含む): 4779558

約数和(自身を除く): 2134402

約数列:

[1, 2, 4, 41, 82, 127, 164, 254, 508, 5207, 10414, 16129, 20828, 32258, 64516, 661289, 1322578, 2645156]

約数ペア:

[(1, 2645156), (2, 1322578), (4, 661289), (41, 64516), (82, 32258), (127, 20828), (164, 16129), (254, 10414), (508, 5207)]