18968968

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{5659}}^1$

素因数の和:6084

約数の個数: 16

約数和(自身を含む): 35658000

約数和(自身を除く): 16689032

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 5659, 11318, 22636, 45272, 2371121, 4742242, 9484484, 18968968]

約数ペア:

[(1, 18968968), (2, 9484484), (4, 4742242), (8, 2371121), (419, 45272), (838, 22636), (1676, 11318), (3352, 5659)]