28340962

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:658

約数の個数: 24

約数和(自身を含む): 46379520

約数和(自身を除く): 18038558

約数列:

[1, 2, 13, 26, 169, 191, 338, 382, 439, 878, 2483, 4966, 5707, 11414, 32279, 64558, 74191, 83849, 148382, 167698, 1090037, 2180074, 14170481, 28340962]

約数ペア:

[(1, 28340962), (2, 14170481), (13, 2180074), (26, 1090037), (169, 167698), (191, 148382), (338, 83849), (382, 74191), (439, 64558), (878, 32279), (2483, 11414), (4966, 5707)]