255158416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{388961}}^1$

素因数の和:389010

約数の個数: 20

約数和(自身を含む): 506428524

約数和(自身を除く): 251270108

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 388961, 777922, 1555844, 3111688, 6223376, 15947401, 31894802, 63789604, 127579208, 255158416]

約数ペア:

[(1, 255158416), (2, 127579208), (4, 63789604), (8, 31894802), (16, 15947401), (41, 6223376), (82, 3111688), (164, 1555844), (328, 777922), (656, 388961)]