19281412865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1\times {\mathrm{17477}}^1$

素因数の和:19049

約数の個数: 32

約数和(自身を含む): 27201920256

約数和(自身を除く): 7920507391

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1543, 7715, 16973, 17477, 20059, 84865, 87385, 100295, 192247, 220649, 227201, 961235, 1103245, 1136005, 2499211, 12496055, 26967011, 134835055, 296637121, 350571143, 1483185605, 1752855715, 3856282573, 19281412865]

約数ペア:

[(1, 19281412865), (5, 3856282573), (11, 1752855715), (13, 1483185605), (55, 350571143), (65, 296637121), (143, 134835055), (715, 26967011), (1543, 12496055), (7715, 2499211), (16973, 1136005), (17477, 1103245), (20059, 961235), (84865, 227201), (87385, 220649), (100295, 192247)]