28920782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{6673}}^1$

素因数の和:6883

約数の個数: 16

約数和(自身を含む): 47572272

約数和(自身を除く): 18651490

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 6673, 13346, 73403, 146806, 1314581, 2629162, 14460391, 28920782]

約数ペア:

[(1, 28920782), (2, 14460391), (11, 2629162), (22, 1314581), (197, 146806), (394, 73403), (2167, 13346), (4334, 6673)]