20009781844

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{1223}}^1\times {\mathrm{24203}}^1$

素因数の和:25456

約数の個数: 36

約数和(自身を含む): 37950516576

約数和(自身を除く): 17940734732

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 1223, 2446, 4892, 15899, 24203, 31798, 48406, 63596, 96812, 206687, 314639, 413374, 629278, 826748, 1258556, 4090307, 8180614, 16361228, 29600269, 59200538, 118401076, 384803497, 769606994, 1539213988, 5002445461, 10004890922, 20009781844]

約数ペア:

[(1, 20009781844), (2, 10004890922), (4, 5002445461), (13, 1539213988), (26, 769606994), (52, 384803497), (169, 118401076), (338, 59200538), (676, 29600269), (1223, 16361228), (2446, 8180614), (4892, 4090307), (15899, 1258556), (24203, 826748), (31798, 629278), (48406, 413374), (63596, 314639), (96812, 206687)]