19346932

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:660

約数の個数: 36

約数和(自身を含む): 37806048

約数和(自身を除く): 18459116

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 563, 781, 1126, 1562, 2252, 3124, 6193, 8591, 12386, 17182, 24772, 34364, 39973, 68123, 79946, 136246, 159892, 272492, 439703, 879406, 1758812, 4836733, 9673466, 19346932]

約数ペア:

[(1, 19346932), (2, 9673466), (4, 4836733), (11, 1758812), (22, 879406), (44, 439703), (71, 272492), (121, 159892), (142, 136246), (242, 79946), (284, 68123), (484, 39973), (563, 34364), (781, 24772), (1126, 17182), (1562, 12386), (2252, 8591), (3124, 6193)]