20199668691

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{253787}}^1$

素因数の和:254450

約数の個数: 16

約数和(自身を含む): 27604013184

約数和(自身を除く): 7404344493

約数列:

[1, 3, 43, 129, 617, 1851, 26531, 79593, 253787, 761361, 10912841, 32738523, 156586579, 469759737, 6733222897, 20199668691]

約数ペア:

[(1, 20199668691), (3, 6733222897), (43, 469759737), (129, 156586579), (617, 32738523), (1851, 10912841), (26531, 761361), (79593, 253787)]