20131091337

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{253537}}^1$

素因数の和:253765

約数の個数: 32

約数和(自身を含む): 32452864000

約数和(自身を除く): 12321772663

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 399, 597, 1393, 3781, 4179, 11343, 26467, 79401, 253537, 760611, 1774759, 4817203, 5324277, 14451609, 33720421, 50453863, 101161263, 151361589, 353177041, 958623397, 1059531123, 2875870191, 6710363779, 20131091337]

約数ペア:

[(1, 20131091337), (3, 6710363779), (7, 2875870191), (19, 1059531123), (21, 958623397), (57, 353177041), (133, 151361589), (199, 101161263), (399, 50453863), (597, 33720421), (1393, 14451609), (3781, 5324277), (4179, 4817203), (11343, 1774759), (26467, 760611), (79401, 253537)]