20841424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42019}}^1$

素因数の和:42058

約数の個数: 20

約数和(自身を含む): 41683840

約数和(自身を除く): 20842416

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42019, 84038, 168076, 336152, 672304, 1302589, 2605178, 5210356, 10420712, 20841424]

約数ペア:

[(1, 20841424), (2, 10420712), (4, 5210356), (8, 2605178), (16, 1302589), (31, 672304), (62, 336152), (124, 168076), (248, 84038), (496, 42019)]