20164492888

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{971}}^1\times {\mathrm{17191}}^1$

素因数の和:18319

約数の個数: 32

約数和(自身を含む): 38100222720

約数和(自身を除く): 17935729832

約数列:

[1, 2, 4, 8, 151, 302, 604, 971, 1208, 1942, 3884, 7768, 17191, 34382, 68764, 137528, 146621, 293242, 586484, 1172968, 2595841, 5191682, 10383364, 16692461, 20766728, 33384922, 66769844, 133539688, 2520561611, 5041123222, 10082246444, 20164492888]

約数ペア:

[(1, 20164492888), (2, 10082246444), (4, 5041123222), (8, 2520561611), (151, 133539688), (302, 66769844), (604, 33384922), (971, 20766728), (1208, 16692461), (1942, 10383364), (3884, 5191682), (7768, 2595841), (17191, 1172968), (34382, 586484), (68764, 293242), (137528, 146621)]