2149588220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8267647}}^1$

素因数の和:8267669

約数の個数: 24

約数和(自身を含む): 4861377024

約数和(自身を除く): 2711788804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8267647, 16535294, 33070588, 41338235, 82676470, 107479411, 165352940, 214958822, 429917644, 537397055, 1074794110, 2149588220]

約数ペア:

[(1, 2149588220), (2, 1074794110), (4, 537397055), (5, 429917644), (10, 214958822), (13, 165352940), (20, 107479411), (26, 82676470), (52, 41338235), (65, 33070588), (130, 16535294), (260, 8267647)]