19823265

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1907}}^1$

素因数の和:1939

約数の個数: 64

約数和(自身を含む): 43960320

約数和(自身を除く): 24137055

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, 1907, 2079, 3465, 5721, 9535, 10395, 13349, 17163, 20977, 28605, 40047, 51489, 62931, 66745, 85815, 104885, 120141, 146839, 188793, 200235, 257445, 314655, 360423, 440517, 566379, 600705, 734195, 943965, 1321551, 1802115, 2202585, 2831895, 3964653, 6607755, 19823265]

約数ペア:

[(1, 19823265), (3, 6607755), (5, 3964653), (7, 2831895), (9, 2202585), (11, 1802115), (15, 1321551), (21, 943965), (27, 734195), (33, 600705), (35, 566379), (45, 440517), (55, 360423), (63, 314655), (77, 257445), (99, 200235), (105, 188793), (135, 146839), (165, 120141), (189, 104885), (231, 85815), (297, 66745), (315, 62931), (385, 51489), (495, 40047), (693, 28605), (945, 20977), (1155, 17163), (1485, 13349), (1907, 10395), (2079, 9535), (3465, 5721)]