18999530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 37775808

約数和(自身を除く): 18776278

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2081, 4162, 4565, 9130, 10405, 20810, 22891, 45782, 114455, 172723, 228910, 345446, 863615, 1727230, 1899953, 3799906, 9499765, 18999530]

約数ペア:

[(1, 18999530), (2, 9499765), (5, 3799906), (10, 1899953), (11, 1727230), (22, 863615), (55, 345446), (83, 228910), (110, 172723), (166, 114455), (415, 45782), (830, 22891), (913, 20810), (1826, 10405), (2081, 9130), (4162, 4565)]