19793565

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1481}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 38840256

約数和(自身を除く): 19046691

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1481, 1485, 2673, 4443, 4455, 7405, 13329, 13365, 16291, 22215, 39987, 48873, 66645, 81455, 119961, 146619, 199935, 244365, 359883, 439857, 599805, 733095, 1319571, 1799415, 2199285, 3958713, 6597855, 19793565]

約数ペア:

[(1, 19793565), (3, 6597855), (5, 3958713), (9, 2199285), (11, 1799415), (15, 1319571), (27, 733095), (33, 599805), (45, 439857), (55, 359883), (81, 244365), (99, 199935), (135, 146619), (165, 119961), (243, 81455), (297, 66645), (405, 48873), (495, 39987), (891, 22215), (1215, 16291), (1481, 13365), (1485, 13329), (2673, 7405), (4443, 4455)]