28604906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18313}}^1$

素因数の和:18397

約数の個数: 16

約数和(自身を含む): 47469888

約数和(自身を除く): 18864982

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 18313, 36626, 201443, 402886, 1300223, 2600446, 14302453, 28604906]

約数ペア:

[(1, 28604906), (2, 14302453), (11, 2600446), (22, 1300223), (71, 402886), (142, 201443), (781, 36626), (1562, 18313)]