20973168

素因数分解:

$2^4\times 3^4\times {\mathrm{16183}}^1$

素因数の和:16203

約数の個数: 50

約数和(自身を含む): 60706184

約数和(自身を除く): 39733016

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, 16183, 32366, 48549, 64732, 97098, 129464, 145647, 194196, 258928, 291294, 388392, 436941, 582588, 776784, 873882, 1165176, 1310823, 1747764, 2330352, 2621646, 3495528, 5243292, 6991056, 10486584, 20973168]

約数ペア:

[(1, 20973168), (2, 10486584), (3, 6991056), (4, 5243292), (6, 3495528), (8, 2621646), (9, 2330352), (12, 1747764), (16, 1310823), (18, 1165176), (24, 873882), (27, 776784), (36, 582588), (48, 436941), (54, 388392), (72, 291294), (81, 258928), (108, 194196), (144, 145647), (162, 129464), (216, 97098), (324, 64732), (432, 48549), (648, 32366), (1296, 16183)]