12161938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1181}}^1$

素因数の和:1473

約数の個数: 16

約数和(自身を含む): 19290240

約数和(自身を除く): 7128302

約数列:

[1, 2, 19, 38, 271, 542, 1181, 2362, 5149, 10298, 22439, 44878, 320051, 640102, 6080969, 12161938]

約数ペア:

[(1, 12161938), (2, 6080969), (19, 640102), (38, 320051), (271, 44878), (542, 22439), (1181, 10298), (2362, 5149)]