28090192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{135049}}^1$

素因数の和:135070

約数の個数: 20

約数和(自身を含む): 58611700

約数和(自身を除く): 30521508

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 135049, 270098, 540196, 1080392, 1755637, 2160784, 3511274, 7022548, 14045096, 28090192]

約数ペア:

[(1, 28090192), (2, 14045096), (4, 7022548), (8, 3511274), (13, 2160784), (16, 1755637), (26, 1080392), (52, 540196), (104, 270098), (208, 135049)]