19039935

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12478785

約数列:

[1, 3, 5, 15, 47, 113, 141, 235, 239, 339, 565, 705, 717, 1195, 1695, 3585, 5311, 11233, 15933, 26555, 27007, 33699, 56165, 79665, 81021, 135035, 168495, 405105, 1269329, 3807987, 6346645, 19039935]

約数ペア:

[(1, 19039935), (3, 6346645), (5, 3807987), (15, 1269329), (47, 405105), (113, 168495), (141, 135035), (235, 81021), (239, 79665), (339, 56165), (565, 33699), (705, 27007), (717, 26555), (1195, 15933), (1695, 11233), (3585, 5311)]