19680154866

素因数分解:

$2^1\times 3^2\times {\mathrm{10903}}^1\times {\mathrm{100279}}^1$

素因数の和:111190

約数の個数: 24

約数和(自身を含む): 42644671680

約数和(自身を除く): 22964516814

約数列:

[1, 2, 3, 6, 9, 18, 10903, 21806, 32709, 65418, 98127, 100279, 196254, 200558, 300837, 601674, 902511, 1805022, 1093341937, 2186683874, 3280025811, 6560051622, 9840077433, 19680154866]

約数ペア:

[(1, 19680154866), (2, 9840077433), (3, 6560051622), (6, 3280025811), (9, 2186683874), (18, 1093341937), (10903, 1805022), (21806, 902511), (32709, 601674), (65418, 300837), (98127, 200558), (100279, 196254)]