16404856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157739}}^1$

素因数の和:157758

約数の個数: 16

約数和(自身を含む): 33125400

約数和(自身を除く): 16720544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157739, 315478, 630956, 1261912, 2050607, 4101214, 8202428, 16404856]

約数ペア:

[(1, 16404856), (2, 8202428), (4, 4101214), (8, 2050607), (13, 1261912), (26, 630956), (52, 315478), (104, 157739)]