20218014957

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{280607}}^1$

素因数の和:280737

約数の個数: 32

約数和(自身を含む): 31895027712

約数和(自身を除く): 11677012755

約数列:

[1, 3, 7, 21, 47, 73, 141, 219, 329, 511, 987, 1533, 3431, 10293, 24017, 72051, 280607, 841821, 1964249, 5892747, 13188529, 20484311, 39565587, 61452933, 92319703, 143390177, 276959109, 430170531, 962762617, 2888287851, 6739338319, 20218014957]

約数ペア:

[(1, 20218014957), (3, 6739338319), (7, 2888287851), (21, 962762617), (47, 430170531), (73, 276959109), (141, 143390177), (219, 92319703), (329, 61452933), (511, 39565587), (987, 20484311), (1533, 13188529), (3431, 5892747), (10293, 1964249), (24017, 841821), (72051, 280607)]