208650896

素因数分解:

$2^4\times {\mathrm{1987}}^1\times {\mathrm{6563}}^1$

素因数の和:8558

約数の個数: 20

約数和(自身を含む): 404526192

約数和(自身を除く): 195875296

約数列:

[1, 2, 4, 8, 16, 1987, 3974, 6563, 7948, 13126, 15896, 26252, 31792, 52504, 105008, 13040681, 26081362, 52162724, 104325448, 208650896]

約数ペア:

[(1, 208650896), (2, 104325448), (4, 52162724), (8, 26081362), (16, 13040681), (1987, 105008), (3974, 52504), (6563, 31792), (7948, 26252), (13126, 15896)]