19633772

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 35108640

約数和(自身を除く): 15474868

約数列:

[1, 2, 4, 71, 142, 257, 269, 284, 514, 538, 1028, 1076, 18247, 19099, 36494, 38198, 69133, 72988, 76396, 138266, 276532, 4908443, 9816886, 19633772]

約数ペア:

[(1, 19633772), (2, 9816886), (4, 4908443), (71, 276532), (142, 138266), (257, 76396), (269, 72988), (284, 69133), (514, 38198), (538, 36494), (1028, 19099), (1076, 18247)]