20982104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18341}}^1$

素因数の和:18371

約数の個数: 32

約数和(自身を含む): 46221840

約数和(自身を除く): 25239736

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18341, 36682, 73364, 146728, 201751, 238433, 403502, 476866, 807004, 953732, 1614008, 1907464, 2622763, 5245526, 10491052, 20982104]

約数ペア:

[(1, 20982104), (2, 10491052), (4, 5245526), (8, 2622763), (11, 1907464), (13, 1614008), (22, 953732), (26, 807004), (44, 476866), (52, 403502), (88, 238433), (104, 201751), (143, 146728), (286, 73364), (572, 36682), (1144, 18341)]