20082942292

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{156707}}^1$

素因数の和:156940

約数の個数: 48

約数和(自身を含む): 42123110400

約数和(自身を除く): 22040168108

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 199, 322, 398, 644, 796, 1393, 2786, 4577, 5572, 9154, 18308, 32039, 64078, 128156, 156707, 313414, 626828, 1096949, 2193898, 3604261, 4387796, 7208522, 14417044, 25229827, 31184693, 50459654, 62369386, 100919308, 124738772, 218292851, 436585702, 717247939, 873171404, 1434495878, 2868991756, 5020735573, 10041471146, 20082942292]

約数ペア:

[(1, 20082942292), (2, 10041471146), (4, 5020735573), (7, 2868991756), (14, 1434495878), (23, 873171404), (28, 717247939), (46, 436585702), (92, 218292851), (161, 124738772), (199, 100919308), (322, 62369386), (398, 50459654), (644, 31184693), (796, 25229827), (1393, 14417044), (2786, 7208522), (4577, 4387796), (5572, 3604261), (9154, 2193898), (18308, 1096949), (32039, 626828), (64078, 313414), (128156, 156707)]