18702936020

素因数分解:

$2^2\times 5^1\times {\mathrm{4201}}^1\times {\mathrm{222601}}^1$

素因数の和:226811

約数の個数: 24

約数和(自身を含む): 39285691368

約数和(自身を除く): 20582755348

約数列:

[1, 2, 4, 5, 10, 20, 4201, 8402, 16804, 21005, 42010, 84020, 222601, 445202, 890404, 1113005, 2226010, 4452020, 935146801, 1870293602, 3740587204, 4675734005, 9351468010, 18702936020]

約数ペア:

[(1, 18702936020), (2, 9351468010), (4, 4675734005), (5, 3740587204), (10, 1870293602), (20, 935146801), (4201, 4452020), (8402, 2226010), (16804, 1113005), (21005, 890404), (42010, 445202), (84020, 222601)]