42555376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{64871}}^1$

素因数の和:64920

約数の個数: 20

約数和(自身を含む): 84463344

約数和(自身を除く): 41907968

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 64871, 129742, 259484, 518968, 1037936, 2659711, 5319422, 10638844, 21277688, 42555376]

約数ペア:

[(1, 42555376), (2, 21277688), (4, 10638844), (8, 5319422), (16, 2659711), (41, 1037936), (82, 518968), (164, 259484), (328, 129742), (656, 64871)]