19467620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23741}}^1$

素因数の和:23791

約数の個数: 24

約数和(自身を含む): 41880888

約数和(自身を除く): 22413268

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23741, 47482, 94964, 118705, 237410, 474820, 973381, 1946762, 3893524, 4866905, 9733810, 19467620]

約数ペア:

[(1, 19467620), (2, 9733810), (4, 4866905), (5, 3893524), (10, 1946762), (20, 973381), (41, 474820), (82, 237410), (164, 118705), (205, 94964), (410, 47482), (820, 23741)]