20609338

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 35087040

約数和(自身を除く): 14477702

約数列:

[1, 2, 17, 19, 34, 38, 61, 122, 323, 523, 646, 1037, 1046, 1159, 2074, 2318, 8891, 9937, 17782, 19703, 19874, 31903, 39406, 63806, 168929, 337858, 542351, 606157, 1084702, 1212314, 10304669, 20609338]

約数ペア:

[(1, 20609338), (2, 10304669), (17, 1212314), (19, 1084702), (34, 606157), (38, 542351), (61, 337858), (122, 168929), (323, 63806), (523, 39406), (646, 31903), (1037, 19874), (1046, 19703), (1159, 17782), (2074, 9937), (2318, 8891)]