20660022

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{1747}}^1$

素因数の和:1834

約数の個数: 40

約数和(自身を含む): 46954776

約数和(自身を除く): 26294754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1747, 1971, 3494, 3942, 5241, 5913, 10482, 11826, 15723, 31446, 47169, 94338, 127531, 141507, 255062, 283014, 382593, 765186, 1147779, 2295558, 3443337, 6886674, 10330011, 20660022]

約数ペア:

[(1, 20660022), (2, 10330011), (3, 6886674), (6, 3443337), (9, 2295558), (18, 1147779), (27, 765186), (54, 382593), (73, 283014), (81, 255062), (146, 141507), (162, 127531), (219, 94338), (438, 47169), (657, 31446), (1314, 15723), (1747, 11826), (1971, 10482), (3494, 5913), (3942, 5241)]