18971663978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{553013}}^1$

素因数の和:554041

約数の個数: 16

約数和(自身を含む): 30161383560

約数和(自身を除く): 11189719582

約数列:

[1, 2, 17, 34, 1009, 2018, 17153, 34306, 553013, 1106026, 9401221, 18802442, 557990117, 1115980234, 9485831989, 18971663978]

約数ペア:

[(1, 18971663978), (2, 9485831989), (17, 1115980234), (34, 557990117), (1009, 18802442), (2018, 9401221), (17153, 1106026), (34306, 553013)]