12878914

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:825

約数の個数: 16

約数和(自身を含む): 19730880

約数和(自身を除く): 6851966

約数列:

[1, 2, 101, 103, 202, 206, 619, 1238, 10403, 20806, 62519, 63757, 125038, 127514, 6439457, 12878914]

約数ペア:

[(1, 12878914), (2, 6439457), (101, 127514), (103, 125038), (202, 63757), (206, 62519), (619, 20806), (1238, 10403)]