20923130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 39012624

約数和(自身を除く): 18089494

約数列:

[1, 2, 5, 10, 37, 74, 185, 193, 293, 370, 386, 586, 965, 1465, 1930, 2930, 7141, 10841, 14282, 21682, 35705, 54205, 56549, 71410, 108410, 113098, 282745, 565490, 2092313, 4184626, 10461565, 20923130]

約数ペア:

[(1, 20923130), (2, 10461565), (5, 4184626), (10, 2092313), (37, 565490), (74, 282745), (185, 113098), (193, 108410), (293, 71410), (370, 56549), (386, 54205), (586, 35705), (965, 21682), (1465, 14282), (1930, 10841), (2930, 7141)]