20787052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36341}}^1$

素因数の和:36369

約数の個数: 24

約数和(自身を含む): 42738192

約数和(自身を除く): 21951140

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36341, 72682, 145364, 399751, 472433, 799502, 944866, 1599004, 1889732, 5196763, 10393526, 20787052]

約数ペア:

[(1, 20787052), (2, 10393526), (4, 5196763), (11, 1889732), (13, 1599004), (22, 944866), (26, 799502), (44, 472433), (52, 399751), (143, 145364), (286, 72682), (572, 36341)]