18267256

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3167}}^1$

素因数の和:3283

約数の個数: 32

約数和(自身を含む): 39536640

約数和(自身を除く): 21269384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3167, 5768, 6334, 12668, 22169, 25336, 44338, 88676, 177352, 326201, 652402, 1304804, 2283407, 2609608, 4566814, 9133628, 18267256]

約数ペア:

[(1, 18267256), (2, 9133628), (4, 4566814), (7, 2609608), (8, 2283407), (14, 1304804), (28, 652402), (56, 326201), (103, 177352), (206, 88676), (412, 44338), (721, 25336), (824, 22169), (1442, 12668), (2884, 6334), (3167, 5768)]