18724624

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17467}}^1$

素因数の和:17542

約数の個数: 20

約数和(自身を含む): 36822544

約数和(自身を除く): 18097920

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17467, 34934, 69868, 139736, 279472, 1170289, 2340578, 4681156, 9362312, 18724624]

約数ペア:

[(1, 18724624), (2, 9362312), (4, 4681156), (8, 2340578), (16, 1170289), (67, 279472), (134, 139736), (268, 69868), (536, 34934), (1072, 17467)]