20552784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61169}}^1$

素因数の和:61187

約数の個数: 40

約数和(自身を含む): 60680640

約数和(自身を除く): 40127856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61169, 122338, 183507, 244676, 367014, 428183, 489352, 734028, 856366, 978704, 1284549, 1468056, 1712732, 2569098, 2936112, 3425464, 5138196, 6850928, 10276392, 20552784]

約数ペア:

[(1, 20552784), (2, 10276392), (3, 6850928), (4, 5138196), (6, 3425464), (7, 2936112), (8, 2569098), (12, 1712732), (14, 1468056), (16, 1284549), (21, 978704), (24, 856366), (28, 734028), (42, 489352), (48, 428183), (56, 367014), (84, 244676), (112, 183507), (168, 122338), (336, 61169)]