28820462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18451}}^1$

素因数の和:18535

約数の個数: 16

約数和(自身を含む): 47827584

約数和(自身を除く): 19007122

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 18451, 36902, 202961, 405922, 1310021, 2620042, 14410231, 28820462]

約数ペア:

[(1, 28820462), (2, 14410231), (11, 2620042), (22, 1310021), (71, 405922), (142, 202961), (781, 36902), (1562, 18451)]