19828010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 36932112

約数和(自身を除く): 17104102

約数列:

[1, 2, 5, 10, 41, 82, 137, 205, 274, 353, 410, 685, 706, 1370, 1765, 3530, 5617, 11234, 14473, 28085, 28946, 48361, 56170, 72365, 96722, 144730, 241805, 483610, 1982801, 3965602, 9914005, 19828010]

約数ペア:

[(1, 19828010), (2, 9914005), (5, 3965602), (10, 1982801), (41, 483610), (82, 241805), (137, 144730), (205, 96722), (274, 72365), (353, 56170), (410, 48361), (685, 28946), (706, 28085), (1370, 14473), (1765, 11234), (3530, 5617)]