20599796

素因数分解:

$2^2\times 7^2\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:708

約数の個数: 36

約数和(自身を含む): 42211008

約数和(自身を除く): 21611212

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 227, 454, 463, 908, 926, 1589, 1852, 3178, 3241, 6356, 6482, 11123, 12964, 22246, 22687, 44492, 45374, 90748, 105101, 210202, 420404, 735707, 1471414, 2942828, 5149949, 10299898, 20599796]

約数ペア:

[(1, 20599796), (2, 10299898), (4, 5149949), (7, 2942828), (14, 1471414), (28, 735707), (49, 420404), (98, 210202), (196, 105101), (227, 90748), (454, 45374), (463, 44492), (908, 22687), (926, 22246), (1589, 12964), (1852, 11123), (3178, 6482), (3241, 6356)]