18320938

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2711}}^1$

素因数の和:2853

約数の個数: 16

約数和(自身を含む): 28638720

約数和(自身を除く): 10317782

約数列:

[1, 2, 31, 62, 109, 218, 2711, 3379, 5422, 6758, 84041, 168082, 295499, 590998, 9160469, 18320938]

約数ペア:

[(1, 18320938), (2, 9160469), (31, 590998), (62, 295499), (109, 168082), (218, 84041), (2711, 6758), (3379, 5422)]