2019440565

素因数分解:

$3^5\times 5^1\times {\mathrm{743}}^1\times {\mathrm{2237}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 3636517248

約数和(自身を除く): 1617076683

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 743, 1215, 2229, 2237, 3715, 6687, 6711, 11145, 11185, 20061, 20133, 33435, 33555, 60183, 60399, 100305, 100665, 180549, 181197, 300915, 301995, 543591, 902745, 905985, 1662091, 2717955, 4986273, 8310455, 14958819, 24931365, 44876457, 74794095, 134629371, 224382285, 403888113, 673146855, 2019440565]

約数ペア:

[(1, 2019440565), (3, 673146855), (5, 403888113), (9, 224382285), (15, 134629371), (27, 74794095), (45, 44876457), (81, 24931365), (135, 14958819), (243, 8310455), (405, 4986273), (743, 2717955), (1215, 1662091), (2229, 905985), (2237, 902745), (3715, 543591), (6687, 301995), (6711, 300915), (11145, 181197), (11185, 180549), (20061, 100665), (20133, 100305), (33435, 60399), (33555, 60183)]