20213115944

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{25601}}^1$

素因数の和:26250

約数の個数: 64

約数和(自身を含む): 45272528640

約数和(自身を除く): 25059412696

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 613, 644, 1226, 1288, 2452, 4291, 4904, 8582, 14099, 17164, 25601, 28198, 34328, 51202, 56396, 98693, 102404, 112792, 179207, 197386, 204808, 358414, 394772, 588823, 716828, 789544, 1177646, 1433656, 2355292, 4121761, 4710584, 8243522, 15693413, 16487044, 31386826, 32974088, 62773652, 109853891, 125547304, 219707782, 360948499, 439415564, 721896998, 878831128, 1443793996, 2526639493, 2887587992, 5053278986, 10106557972, 20213115944]

約数ペア:

[(1, 20213115944), (2, 10106557972), (4, 5053278986), (7, 2887587992), (8, 2526639493), (14, 1443793996), (23, 878831128), (28, 721896998), (46, 439415564), (56, 360948499), (92, 219707782), (161, 125547304), (184, 109853891), (322, 62773652), (613, 32974088), (644, 31386826), (1226, 16487044), (1288, 15693413), (2452, 8243522), (4291, 4710584), (4904, 4121761), (8582, 2355292), (14099, 1433656), (17164, 1177646), (25601, 789544), (28198, 716828), (34328, 588823), (51202, 394772), (56396, 358414), (98693, 204808), (102404, 197386), (112792, 179207)]