20198484005

素因数分解:

$5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2039221}}^1$

素因数の和:2039516

約数の個数: 16

約数和(自身を含む): 27798674304

約数和(自身を除く): 7600190299

約数列:

[1, 5, 7, 35, 283, 1415, 1981, 9905, 2039221, 10196105, 14274547, 71372735, 577099543, 2885497715, 4039696801, 20198484005]

約数ペア:

[(1, 20198484005), (5, 4039696801), (7, 2885497715), (35, 577099543), (283, 71372735), (1415, 14274547), (1981, 10196105), (9905, 2039221)]