20199805041

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{76949}}^1$

素因数の和:77145

約数の個数: 32

約数和(自身を含む): 29785190400

約数和(自身を除く): 9585385359

約数列:

[1, 3, 13, 39, 53, 127, 159, 381, 689, 1651, 2067, 4953, 6731, 20193, 76949, 87503, 230847, 262509, 1000337, 3001011, 4078297, 9772523, 12234891, 29317569, 53017861, 127042799, 159053583, 381128397, 517943719, 1553831157, 6733268347, 20199805041]

約数ペア:

[(1, 20199805041), (3, 6733268347), (13, 1553831157), (39, 517943719), (53, 381128397), (127, 159053583), (159, 127042799), (381, 53017861), (689, 29317569), (1651, 12234891), (2067, 9772523), (4953, 4078297), (6731, 3001011), (20193, 1000337), (76949, 262509), (87503, 230847)]