20285551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3299}}^1$

素因数の和:3366

約数の個数: 16

約数和(自身を含む): 24393600

約数和(自身を除く): 4108049

約数列:

[1, 11, 13, 43, 143, 473, 559, 3299, 6149, 36289, 42887, 141857, 471757, 1560427, 1844141, 20285551]

約数ペア:

[(1, 20285551), (11, 1844141), (13, 1560427), (43, 471757), (143, 141857), (473, 42887), (559, 36289), (3299, 6149)]