1899681085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{15733}}^1$

素因数の和:15829

約数の個数: 32

約数和(自身を含む): 2537579520

約数和(自身を除く): 637898435

約数列:

[1, 5, 19, 31, 41, 95, 155, 205, 589, 779, 1271, 2945, 3895, 6355, 15733, 24149, 78665, 120745, 298927, 487723, 645053, 1494635, 2438615, 3225265, 9266737, 12256007, 19996643, 46333685, 61280035, 99983215, 379936217, 1899681085]

約数ペア:

[(1, 1899681085), (5, 379936217), (19, 99983215), (31, 61280035), (41, 46333685), (95, 19996643), (155, 12256007), (205, 9266737), (589, 3225265), (779, 2438615), (1271, 1494635), (2945, 645053), (3895, 487723), (6355, 298927), (15733, 120745), (24149, 78665)]