18709113

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 25433856

約数和(自身を除く): 6724743

約数列:

[1, 3, 83, 227, 249, 331, 681, 993, 18841, 27473, 56523, 75137, 82419, 225411, 6236371, 18709113]

約数ペア:

[(1, 18709113), (3, 6236371), (83, 225411), (227, 82419), (249, 75137), (331, 56523), (681, 27473), (993, 18841)]