20725368

素因数分解:

$2^3\times 3^1\times {\mathrm{167}}^1\times {\mathrm{5171}}^1$

素因数の和:5347

約数の個数: 32

約数和(自身を含む): 52133760

約数和(自身を除く): 31408392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 167, 334, 501, 668, 1002, 1336, 2004, 4008, 5171, 10342, 15513, 20684, 31026, 41368, 62052, 124104, 863557, 1727114, 2590671, 3454228, 5181342, 6908456, 10362684, 20725368]

約数ペア:

[(1, 20725368), (2, 10362684), (3, 6908456), (4, 5181342), (6, 3454228), (8, 2590671), (12, 1727114), (24, 863557), (167, 124104), (334, 62052), (501, 41368), (668, 31026), (1002, 20684), (1336, 15513), (2004, 10342), (4008, 5171)]