20343664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115589}}^1$

素因数の和:115608

約数の個数: 20

約数和(自身を含む): 42999480

約数和(自身を除く): 22655816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115589, 231178, 462356, 924712, 1271479, 1849424, 2542958, 5085916, 10171832, 20343664]

約数ペア:

[(1, 20343664), (2, 10171832), (4, 5085916), (8, 2542958), (11, 1849424), (16, 1271479), (22, 924712), (44, 462356), (88, 231178), (176, 115589)]