51181988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{6883}}^1$

素因数の和:6924

約数の個数: 36

約数和(自身を含む): 105820848

約数和(自身を除く): 54638860

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 3718, 6883, 7436, 13766, 27532, 75713, 89479, 151426, 178958, 302852, 357916, 984269, 1163227, 1968538, 2326454, 3937076, 4652908, 12795497, 25590994, 51181988]

約数ペア:

[(1, 51181988), (2, 25590994), (4, 12795497), (11, 4652908), (13, 3937076), (22, 2326454), (26, 1968538), (44, 1163227), (52, 984269), (143, 357916), (169, 302852), (286, 178958), (338, 151426), (572, 89479), (676, 75713), (1859, 27532), (3718, 13766), (6883, 7436)]