20517116931

素因数分解:

$3^2\times {\mathrm{211}}^1\times {\mathrm{281}}^1\times {\mathrm{38449}}^1$

素因数の和:38947

約数の個数: 24

約数和(自身を含む): 29883032400

約数和(自身を除く): 9365915469

約数列:

[1, 3, 9, 211, 281, 633, 843, 1899, 2529, 38449, 59291, 115347, 177873, 346041, 533619, 8112739, 10804169, 24338217, 32412507, 73014651, 97237521, 2279679659, 6839038977, 20517116931]

約数ペア:

[(1, 20517116931), (3, 6839038977), (9, 2279679659), (211, 97237521), (281, 73014651), (633, 32412507), (843, 24338217), (1899, 10804169), (2529, 8112739), (38449, 533619), (59291, 346041), (115347, 177873)]