18825345

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1811}}^1$

素因数の和:1843

約数の個数: 64

約数和(自身を含む): 41748480

約数和(自身を除く): 22923135

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1485, 1811, 2079, 3465, 5433, 9055, 10395, 12677, 16299, 19921, 27165, 38031, 48897, 59763, 63385, 81495, 99605, 114093, 139447, 179289, 190155, 244485, 298815, 342279, 418341, 537867, 570465, 697235, 896445, 1255023, 1711395, 2091705, 2689335, 3765069, 6275115, 18825345]

約数ペア:

[(1, 18825345), (3, 6275115), (5, 3765069), (7, 2689335), (9, 2091705), (11, 1711395), (15, 1255023), (21, 896445), (27, 697235), (33, 570465), (35, 537867), (45, 418341), (55, 342279), (63, 298815), (77, 244485), (99, 190155), (105, 179289), (135, 139447), (165, 114093), (189, 99605), (231, 81495), (297, 63385), (315, 59763), (385, 48897), (495, 38031), (693, 27165), (945, 19921), (1155, 16299), (1485, 12677), (1811, 10395), (2079, 9055), (3465, 5433)]