20174550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12227}}^1$

素因数の和:12253

約数の個数: 48

約数和(自身を含む): 54585792

約数和(自身を除く): 34411242

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12227, 24454, 36681, 61135, 73362, 122270, 134497, 183405, 268994, 305675, 366810, 403491, 611350, 672485, 806982, 917025, 1344970, 1834050, 2017455, 3362425, 4034910, 6724850, 10087275, 20174550]

約数ペア:

[(1, 20174550), (2, 10087275), (3, 6724850), (5, 4034910), (6, 3362425), (10, 2017455), (11, 1834050), (15, 1344970), (22, 917025), (25, 806982), (30, 672485), (33, 611350), (50, 403491), (55, 366810), (66, 305675), (75, 268994), (110, 183405), (150, 134497), (165, 122270), (275, 73362), (330, 61135), (550, 36681), (825, 24454), (1650, 12227)]