19286085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 19421115

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 71, 91, 105, 195, 199, 213, 273, 355, 455, 497, 597, 923, 995, 1065, 1365, 1393, 1491, 2485, 2587, 2769, 2985, 4179, 4615, 6461, 6965, 7455, 7761, 12935, 13845, 14129, 18109, 19383, 20895, 32305, 38805, 42387, 54327, 70645, 90545, 96915, 98903, 183677, 211935, 271635, 296709, 494515, 551031, 918385, 1285739, 1483545, 2755155, 3857217, 6428695, 19286085]

約数ペア:

[(1, 19286085), (3, 6428695), (5, 3857217), (7, 2755155), (13, 1483545), (15, 1285739), (21, 918385), (35, 551031), (39, 494515), (65, 296709), (71, 271635), (91, 211935), (105, 183677), (195, 98903), (199, 96915), (213, 90545), (273, 70645), (355, 54327), (455, 42387), (497, 38805), (597, 32305), (923, 20895), (995, 19383), (1065, 18109), (1365, 14129), (1393, 13845), (1491, 12935), (2485, 7761), (2587, 7455), (2769, 6965), (2985, 6461), (4179, 4615)]