19377523

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 22228992

約数和(自身を除く): 2851469

約数列:

[1, 11, 23, 191, 253, 401, 2101, 4393, 4411, 9223, 48323, 76591, 101453, 842501, 1761593, 19377523]

約数ペア:

[(1, 19377523), (11, 1761593), (23, 842501), (191, 101453), (253, 76591), (401, 48323), (2101, 9223), (4393, 4411)]