20815056

素因数分解:

$2^4\times 3^4\times {\mathrm{16061}}^1$

素因数の和:16081

約数の個数: 50

約数和(自身を含む): 60248562

約数和(自身を除く): 39433506

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16061, 32122, 48183, 64244, 96366, 128488, 144549, 192732, 256976, 289098, 385464, 433647, 578196, 770928, 867294, 1156392, 1300941, 1734588, 2312784, 2601882, 3469176, 5203764, 6938352, 10407528, 20815056]

約数ペア:

[(1, 20815056), (2, 10407528), (3, 6938352), (4, 5203764), (6, 3469176), (8, 2601882), (9, 2312784), (12, 1734588), (16, 1300941), (18, 1156392), (24, 867294), (27, 770928), (36, 578196), (48, 433647), (54, 385464), (72, 289098), (81, 256976), (108, 192732), (144, 144549), (162, 128488), (216, 96366), (324, 64244), (432, 48183), (648, 32122), (1296, 16061)]