20168072912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{14431}}^1\times {\mathrm{6719}}^1$

素因数の和:21171

約数の個数: 40

約数和(自身を含む): 42090639360

約数和(自身を除く): 21922566448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6719, 13438, 14431, 26876, 28862, 53752, 57724, 87347, 107504, 115448, 174694, 187603, 230896, 349388, 375206, 698776, 750412, 1397552, 1500824, 3001648, 96961889, 193923778, 387847556, 775695112, 1260504557, 1551390224, 2521009114, 5042018228, 10084036456, 20168072912]

約数ペア:

[(1, 20168072912), (2, 10084036456), (4, 5042018228), (8, 2521009114), (13, 1551390224), (16, 1260504557), (26, 775695112), (52, 387847556), (104, 193923778), (208, 96961889), (6719, 3001648), (13438, 1500824), (14431, 1397552), (26876, 750412), (28862, 698776), (53752, 375206), (57724, 349388), (87347, 230896), (107504, 187603), (115448, 174694)]