19769655

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 13062345

約数列:

[1, 3, 5, 15, 37, 111, 179, 185, 199, 537, 555, 597, 895, 995, 2685, 2985, 6623, 7363, 19869, 22089, 33115, 35621, 36815, 99345, 106863, 110445, 178105, 534315, 1317977, 3953931, 6589885, 19769655]

約数ペア:

[(1, 19769655), (3, 6589885), (5, 3953931), (15, 1317977), (37, 534315), (111, 178105), (179, 110445), (185, 106863), (199, 99345), (537, 36815), (555, 35621), (597, 33115), (895, 22089), (995, 19869), (2685, 7363), (2985, 6623)]