20191787998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7195933}}^1$

素因数の和:7196019

約数の個数: 16

約数和(自身を含む): 32122649376

約数和(自身を除く): 11930861378

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 7195933, 14391866, 165506459, 331012918, 438951913, 877903826, 10095893999, 20191787998]

約数ペア:

[(1, 20191787998), (2, 10095893999), (23, 877903826), (46, 438951913), (61, 331012918), (122, 165506459), (1403, 14391866), (2806, 7195933)]