19649108

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 35703360

約数和(自身を除く): 16054252

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 1609, 3053, 3218, 6106, 6436, 12212, 69187, 114239, 138374, 228478, 276748, 456956, 4912277, 9824554, 19649108]

約数ペア:

[(1, 19649108), (2, 9824554), (4, 4912277), (43, 456956), (71, 276748), (86, 228478), (142, 138374), (172, 114239), (284, 69187), (1609, 12212), (3053, 6436), (3218, 6106)]