12290456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{90371}}^1$

素因数の和:90394

約数の個数: 16

約数和(自身を含む): 24400440

約数和(自身を除く): 12109984

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 90371, 180742, 361484, 722968, 1536307, 3072614, 6145228, 12290456]

約数ペア:

[(1, 12290456), (2, 6145228), (4, 3072614), (8, 1536307), (17, 722968), (34, 361484), (68, 180742), (136, 90371)]