20448648

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25819}}^1$

素因数の和:25842

約数の個数: 48

約数和(自身を含む): 60418800

約数和(自身を除く): 39970152

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25819, 51638, 77457, 103276, 154914, 206552, 232371, 284009, 309828, 464742, 568018, 619656, 852027, 929484, 1136036, 1704054, 1858968, 2272072, 2556081, 3408108, 5112162, 6816216, 10224324, 20448648]

約数ペア:

[(1, 20448648), (2, 10224324), (3, 6816216), (4, 5112162), (6, 3408108), (8, 2556081), (9, 2272072), (11, 1858968), (12, 1704054), (18, 1136036), (22, 929484), (24, 852027), (33, 619656), (36, 568018), (44, 464742), (66, 309828), (72, 284009), (88, 232371), (99, 206552), (132, 154914), (198, 103276), (264, 77457), (396, 51638), (792, 25819)]