18087328

素因数分解:

$2^5\times 7^1\times {\mathrm{80747}}^1$

素因数の和:80764

約数の個数: 24

約数和(自身を含む): 40696992

約数和(自身を除く): 22609664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 80747, 161494, 322988, 565229, 645976, 1130458, 1291952, 2260916, 2583904, 4521832, 9043664, 18087328]

約数ペア:

[(1, 18087328), (2, 9043664), (4, 4521832), (7, 2583904), (8, 2260916), (14, 1291952), (16, 1130458), (28, 645976), (32, 565229), (56, 322988), (112, 161494), (224, 80747)]