19006960903

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{432163}}^1$

素因数の和:432334

約数の個数: 16

約数和(自身を含む): 22292747776

約数和(自身を除く): 3285786873

約数列:

[1, 7, 61, 103, 427, 721, 6283, 43981, 432163, 3025141, 26361943, 44512789, 184533601, 311589523, 2715280129, 19006960903]

約数ペア:

[(1, 19006960903), (7, 2715280129), (61, 311589523), (103, 184533601), (427, 44512789), (721, 26361943), (6283, 3025141), (43981, 432163)]