20805551209

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1\times {\mathrm{19979}}^1$

素因数の和:22404

約数の個数: 16

約数和(自身を含む): 22863513600

約数和(自身を除く): 2057962391

約数列:

[1, 19, 23, 437, 2383, 19979, 45277, 54809, 379601, 459517, 1041371, 8730823, 47609957, 904589183, 1095029011, 20805551209]

約数ペア:

[(1, 20805551209), (19, 1095029011), (23, 904589183), (437, 47609957), (2383, 8730823), (19979, 1041371), (45277, 459517), (54809, 379601)]