20517960100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18652691}}^1$

素因数の和:18652716

約数の個数: 36

約数和(自身を含む): 48571609968

約数和(自身を除く): 28053649868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 18652691, 37305382, 74610764, 93263455, 186526910, 205179601, 373053820, 410359202, 466317275, 820718404, 932634550, 1025898005, 1865269100, 2051796010, 4103592020, 5129490025, 10258980050, 20517960100]

約数ペア:

[(1, 20517960100), (2, 10258980050), (4, 5129490025), (5, 4103592020), (10, 2051796010), (11, 1865269100), (20, 1025898005), (22, 932634550), (25, 820718404), (44, 466317275), (50, 410359202), (55, 373053820), (100, 205179601), (110, 186526910), (220, 93263455), (275, 74610764), (550, 37305382), (1100, 18652691)]