20257212003

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5575891}}^1$

素因数の和:5576074

約数の個数: 16

約数和(自身を含む): 31046566656

約数和(自身を除く): 10789354653

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 5575891, 16727673, 39031237, 117093711, 964629143, 2893887429, 6752404001, 20257212003]

約数ペア:

[(1, 20257212003), (3, 6752404001), (7, 2893887429), (21, 964629143), (173, 117093711), (519, 39031237), (1211, 16727673), (3633, 5575891)]