20510747

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 22579200

約数和(自身を除く): 2068453

約数列:

[1, 19, 31, 97, 359, 589, 1843, 3007, 6821, 11129, 34823, 57133, 211451, 661637, 1079513, 20510747]

約数ペア:

[(1, 20510747), (19, 1079513), (31, 661637), (97, 211451), (359, 57133), (589, 34823), (1843, 11129), (3007, 6821)]