20804868799

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{22511}}^1$

素因数の和:22839

約数の個数: 32

約数和(自身を含む): 25596684288

約数和(自身を除く): 4791815489

約数列:

[1, 11, 13, 23, 143, 253, 281, 299, 3091, 3289, 3653, 6463, 22511, 40183, 71093, 84019, 247621, 292643, 517753, 924209, 3219073, 5695283, 6325591, 6730789, 69581501, 74038679, 82232683, 145488593, 904559513, 1600374523, 1891351709, 20804868799]

約数ペア:

[(1, 20804868799), (11, 1891351709), (13, 1600374523), (23, 904559513), (143, 145488593), (253, 82232683), (281, 74038679), (299, 69581501), (3091, 6730789), (3289, 6325591), (3653, 5695283), (6463, 3219073), (22511, 924209), (40183, 517753), (71093, 292643), (84019, 247621)]