66503984

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{31729}}^1$

素因数の和:31868

約数の個数: 20

約数和(自身を含む): 129839160

約数和(自身を除く): 63335176

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 31729, 63458, 126916, 253832, 507664, 4156499, 8312998, 16625996, 33251992, 66503984]

約数ペア:

[(1, 66503984), (2, 33251992), (4, 16625996), (8, 8312998), (16, 4156499), (131, 507664), (262, 253832), (524, 126916), (1048, 63458), (2096, 31729)]