12738388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 24147200

約数和(自身を除く): 11408812

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 1231, 2462, 2587, 4924, 5174, 10348, 16003, 32006, 64012, 244969, 489938, 979876, 3184597, 6369194, 12738388]

約数ペア:

[(1, 12738388), (2, 6369194), (4, 3184597), (13, 979876), (26, 489938), (52, 244969), (199, 64012), (398, 32006), (796, 16003), (1231, 10348), (2462, 5174), (2587, 4924)]