20343977474

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{517211}}^1$

素因数の和:517561

約数の個数: 16

約数和(自身を含む): 31057546176

約数和(自身を除く): 10713568702

約数列:

[1, 2, 71, 142, 277, 554, 19667, 39334, 517211, 1034422, 36721981, 73443962, 143267447, 286534894, 10171988737, 20343977474]

約数ペア:

[(1, 20343977474), (2, 10171988737), (71, 286534894), (142, 143267447), (277, 73443962), (554, 36721981), (19667, 1034422), (39334, 517211)]