20218463776

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2099093}}^1$

素因数の和:2099153

約数の個数: 48

約数和(自身を含む): 46549508544

約数和(自身を除く): 26331044768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2408, 4816, 9632, 2099093, 4198186, 8396372, 14693651, 16792744, 29387302, 33585488, 58774604, 67170976, 90260999, 117549208, 180521998, 235098416, 361043996, 470196832, 631826993, 722087992, 1263653986, 1444175984, 2527307972, 2888351968, 5054615944, 10109231888, 20218463776]

約数ペア:

[(1, 20218463776), (2, 10109231888), (4, 5054615944), (7, 2888351968), (8, 2527307972), (14, 1444175984), (16, 1263653986), (28, 722087992), (32, 631826993), (43, 470196832), (56, 361043996), (86, 235098416), (112, 180521998), (172, 117549208), (224, 90260999), (301, 67170976), (344, 58774604), (602, 33585488), (688, 29387302), (1204, 16792744), (1376, 14693651), (2408, 8396372), (4816, 4198186), (9632, 2099093)]