18844621

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 20297728

約数和(自身を除く): 1453107

約数列:

[1, 31, 43, 67, 211, 1333, 2077, 2881, 6541, 9073, 14137, 89311, 281263, 438247, 607891, 18844621]

約数ペア:

[(1, 18844621), (31, 607891), (43, 438247), (67, 281263), (211, 89311), (1333, 14137), (2077, 9073), (2881, 6541)]