19528694

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3923}}^1$

素因数の和:4075

約数の個数: 16

約数和(自身を含む): 31078080

約数和(自身を除く): 11549386

約数列:

[1, 2, 19, 38, 131, 262, 2489, 3923, 4978, 7846, 74537, 149074, 513913, 1027826, 9764347, 19528694]

約数ペア:

[(1, 19528694), (2, 9764347), (19, 1027826), (38, 513913), (131, 149074), (262, 74537), (2489, 7846), (3923, 4978)]