20187370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1667}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 41793408

約数和(自身を除く): 21606038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1667, 1730, 2422, 3334, 6055, 8335, 11669, 12110, 16670, 23338, 58345, 116690, 288391, 576782, 1441955, 2018737, 2883910, 4037474, 10093685, 20187370]

約数ペア:

[(1, 20187370), (2, 10093685), (5, 4037474), (7, 2883910), (10, 2018737), (14, 1441955), (35, 576782), (70, 288391), (173, 116690), (346, 58345), (865, 23338), (1211, 16670), (1667, 12110), (1730, 11669), (2422, 8335), (3334, 6055)]