81666712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{537281}}^1$

素因数の和:537306

約数の個数: 16

約数和(自身を含む): 161184600

約数和(自身を除く): 79517888

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 537281, 1074562, 2149124, 4298248, 10208339, 20416678, 40833356, 81666712]

約数ペア:

[(1, 81666712), (2, 40833356), (4, 20416678), (8, 10208339), (19, 4298248), (38, 2149124), (76, 1074562), (152, 537281)]