20305756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{673}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 37555280

約数和(自身を除く): 17249524

約数列:

[1, 2, 4, 19, 38, 76, 397, 673, 794, 1346, 1588, 2692, 7543, 12787, 15086, 25574, 30172, 51148, 267181, 534362, 1068724, 5076439, 10152878, 20305756]

約数ペア:

[(1, 20305756), (2, 10152878), (4, 5076439), (19, 1068724), (38, 534362), (76, 267181), (397, 51148), (673, 30172), (794, 25574), (1346, 15086), (1588, 12787), (2692, 7543)]