1225804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^2$

素因数の和:277

約数の個数: 18

約数和(自身を含む): 2275980

約数和(自身を除く): 1050176

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2413, 4826, 9652, 16129, 32258, 64516, 306451, 612902, 1225804]

約数ペア:

[(1, 1225804), (2, 612902), (4, 306451), (19, 64516), (38, 32258), (76, 16129), (127, 9652), (254, 4826), (508, 2413)]