20819382

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 43075584

約数和(自身を除く): 22256202

約数列:

[1, 2, 3, 6, 37, 74, 111, 191, 222, 382, 491, 573, 982, 1146, 1473, 2946, 7067, 14134, 18167, 21201, 36334, 42402, 54501, 93781, 109002, 187562, 281343, 562686, 3469897, 6939794, 10409691, 20819382]

約数ペア:

[(1, 20819382), (2, 10409691), (3, 6939794), (6, 3469897), (37, 562686), (74, 281343), (111, 187562), (191, 109002), (222, 93781), (382, 54501), (491, 42402), (573, 36334), (982, 21201), (1146, 18167), (1473, 14134), (2946, 7067)]