20372756

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{967}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 37403520

約数和(自身を除く): 17030764

約数列:

[1, 2, 4, 23, 46, 92, 229, 458, 916, 967, 1934, 3868, 5267, 10534, 21068, 22241, 44482, 88964, 221443, 442886, 885772, 5093189, 10186378, 20372756]

約数ペア:

[(1, 20372756), (2, 10186378), (4, 5093189), (23, 885772), (46, 442886), (92, 221443), (229, 88964), (458, 44482), (916, 22241), (967, 21068), (1934, 10534), (3868, 5267)]