19975024

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4507}}^1$

素因数の和:4792

約数の個数: 20

約数和(自身を含む): 38849944

約数和(自身を除く): 18874920

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4507, 9014, 18028, 36056, 72112, 1248439, 2496878, 4993756, 9987512, 19975024]

約数ペア:

[(1, 19975024), (2, 9987512), (4, 4993756), (8, 2496878), (16, 1248439), (277, 72112), (554, 36056), (1108, 18028), (2216, 9014), (4432, 4507)]