20771055

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6323}}^1$

素因数の和:6407

約数の個数: 24

約数和(自身を含む): 36502128

約数和(自身を除く): 15731073

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 6323, 18969, 31615, 56907, 94845, 284535, 461579, 1384737, 2307895, 4154211, 6923685, 20771055]

約数ペア:

[(1, 20771055), (3, 6923685), (5, 4154211), (9, 2307895), (15, 1384737), (45, 461579), (73, 284535), (219, 94845), (365, 56907), (657, 31615), (1095, 18969), (3285, 6323)]