19461220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42307}}^1$

素因数の和:42339

約数の個数: 24

約数和(自身を含む): 42646464

約数和(自身を除く): 23185244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42307, 84614, 169228, 211535, 423070, 846140, 973061, 1946122, 3892244, 4865305, 9730610, 19461220]

約数ペア:

[(1, 19461220), (2, 9730610), (4, 4865305), (5, 3892244), (10, 1946122), (20, 973061), (23, 846140), (46, 423070), (92, 211535), (115, 169228), (230, 84614), (460, 42307)]