2005403944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{13193447}}^1$

素因数の和:13193472

約数の個数: 16

約数和(自身を含む): 3958034400

約数和(自身を除く): 1952630456

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 13193447, 26386894, 52773788, 105547576, 250675493, 501350986, 1002701972, 2005403944]

約数ペア:

[(1, 2005403944), (2, 1002701972), (4, 501350986), (8, 250675493), (19, 105547576), (38, 52773788), (76, 26386894), (152, 13193447)]