18879784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30649}}^1$

素因数の和:30673

約数の個数: 32

約数和(自身を含む): 44136000

約数和(自身を除く): 25256216

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 30649, 61298, 122596, 214543, 245192, 337139, 429086, 674278, 858172, 1348556, 1716344, 2359973, 2697112, 4719946, 9439892, 18879784]

約数ペア:

[(1, 18879784), (2, 9439892), (4, 4719946), (7, 2697112), (8, 2359973), (11, 1716344), (14, 1348556), (22, 858172), (28, 674278), (44, 429086), (56, 337139), (77, 245192), (88, 214543), (154, 122596), (308, 61298), (616, 30649)]