2009071324

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{156421}}^1$

素因数の和:156470

約数の個数: 36

約数和(自身を含む): 4007531640

約数和(自身を除く): 1998460316

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 6422, 12844, 156421, 312842, 625684, 2033473, 2971999, 4066946, 5943998, 8133892, 11887996, 26435149, 38635987, 52870298, 77271974, 105740596, 154543948, 502267831, 1004535662, 2009071324]

約数ペア:

[(1, 2009071324), (2, 1004535662), (4, 502267831), (13, 154543948), (19, 105740596), (26, 77271974), (38, 52870298), (52, 38635987), (76, 26435149), (169, 11887996), (247, 8133892), (338, 5943998), (494, 4066946), (676, 2971999), (988, 2033473), (3211, 625684), (6422, 312842), (12844, 156421)]