18783412

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2161}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 34323912

約数和(自身を除く): 15540500

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2161, 2173, 4322, 4346, 8644, 8692, 88601, 114533, 177202, 229066, 354404, 458132, 4695853, 9391706, 18783412]

約数ペア:

[(1, 18783412), (2, 9391706), (4, 4695853), (41, 458132), (53, 354404), (82, 229066), (106, 177202), (164, 114533), (212, 88601), (2161, 8692), (2173, 8644), (4322, 4346)]