20512128939

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{1609}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 29701408800

約数和(自身を除く): 9189279861

約数列:

[1, 3, 23, 29, 69, 87, 277, 529, 667, 831, 1587, 1609, 2001, 4827, 6371, 8033, 15341, 19113, 24099, 37007, 46023, 46661, 111021, 139983, 146533, 184759, 439599, 445693, 554277, 851161, 1073203, 1337079, 2553483, 3219609, 4249457, 10250939, 12748371, 12925097, 24683669, 30752817, 38775291, 74051007, 235771597, 297277231, 707314791, 891831693, 6837376313, 20512128939]

約数ペア:

[(1, 20512128939), (3, 6837376313), (23, 891831693), (29, 707314791), (69, 297277231), (87, 235771597), (277, 74051007), (529, 38775291), (667, 30752817), (831, 24683669), (1587, 12925097), (1609, 12748371), (2001, 10250939), (4827, 4249457), (6371, 3219609), (8033, 2553483), (15341, 1337079), (19113, 1073203), (24099, 851161), (37007, 554277), (46023, 445693), (46661, 439599), (111021, 184759), (139983, 146533)]