19303300

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1409}}^1$

素因数の和:1560

約数の個数: 36

約数和(自身を含む): 42223860

約数和(自身を除く): 22920560

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 1409, 2740, 2818, 3425, 5636, 6850, 7045, 13700, 14090, 28180, 35225, 70450, 140900, 193033, 386066, 772132, 965165, 1930330, 3860660, 4825825, 9651650, 19303300]

約数ペア:

[(1, 19303300), (2, 9651650), (4, 4825825), (5, 3860660), (10, 1930330), (20, 965165), (25, 772132), (50, 386066), (100, 193033), (137, 140900), (274, 70450), (548, 35225), (685, 28180), (1370, 14090), (1409, 13700), (2740, 7045), (2818, 6850), (3425, 5636)]