29975996

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{20759}}^1$

素因数の和:20801

約数の個数: 18

約数和(自身を含む): 55366920

約数和(自身を除く): 25390924

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 20759, 41518, 83036, 394421, 788842, 1577684, 7493999, 14987998, 29975996]

約数ペア:

[(1, 29975996), (2, 14987998), (4, 7493999), (19, 1577684), (38, 788842), (76, 394421), (361, 83036), (722, 41518), (1444, 20759)]