20666352

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61507}}^1$

素因数の和:61525

約数の個数: 40

約数和(自身を含む): 61015936

約数和(自身を除く): 40349584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61507, 123014, 184521, 246028, 369042, 430549, 492056, 738084, 861098, 984112, 1291647, 1476168, 1722196, 2583294, 2952336, 3444392, 5166588, 6888784, 10333176, 20666352]

約数ペア:

[(1, 20666352), (2, 10333176), (3, 6888784), (4, 5166588), (6, 3444392), (7, 2952336), (8, 2583294), (12, 1722196), (14, 1476168), (16, 1291647), (21, 984112), (24, 861098), (28, 738084), (42, 492056), (48, 430549), (56, 369042), (84, 246028), (112, 184521), (168, 123014), (336, 61507)]