18319818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1409}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 21882102

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 197, 394, 591, 1182, 1409, 2167, 2818, 4227, 4334, 6501, 8454, 13002, 15499, 30998, 46497, 92994, 277573, 555146, 832719, 1665438, 3053303, 6106606, 9159909, 18319818]

約数ペア:

[(1, 18319818), (2, 9159909), (3, 6106606), (6, 3053303), (11, 1665438), (22, 832719), (33, 555146), (66, 277573), (197, 92994), (394, 46497), (591, 30998), (1182, 15499), (1409, 13002), (2167, 8454), (2818, 6501), (4227, 4334)]