1221424

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{787}}^1$

素因数の和:892

約数の個数: 20

約数和(自身を含む): 2393944

約数和(自身を除く): 1172520

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 787, 1552, 1574, 3148, 6296, 12592, 76339, 152678, 305356, 610712, 1221424]

約数ペア:

[(1, 1221424), (2, 610712), (4, 305356), (8, 152678), (16, 76339), (97, 12592), (194, 6296), (388, 3148), (776, 1574), (787, 1552)]